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Frequency Sensor

Uses item details. Price when purchased online

3-Pack GY-521 MPU-6050 6-Axis Accelerometer Gyro Sensor Module, I2C DIY Component for Arduino Projects $15.99

3-Pack GY-521 MPU-6050 6-Axis Accelerometer Gyro Sensor Module, I2C DIY Component for Arduino Projects
Sponsored
current price $15.99

3-Pack GY-521 MPU-6050 6-Axis Accelerometer Gyro Sensor Module, I2C DIY Component for Arduino Projects

Best seller, Ht Viik Bug Detector,Hidden Camera Detectors,Anti Spy Detector,GPS Detector,RF Detector Scanner Device for GPS Tracker Listening Device Camera Finder $30.88 Was $35.99

Best seller
Ht Viik Bug Detector,Hidden Camera Detectors,Anti Spy Detector,GPS Detector,RF Detector Scanner Device for GPS Tracker Listening Device Camera Finder
current price Now $30.88, Was $35.99

Ht Viik Bug Detector,Hidden Camera Detectors,Anti Spy Detector,GPS Detector,RF Detector Scanner Device for GPS Tracker Listening Device Camera Finder

4.5 out of 5 stars
4.5 out of 5 Stars. 546 reviews

Deal, Wattne Anti Spy Detector, RF Detector & Camera Finder, Bug Detector, Upgraded RF Signal Detector, KORKUAN GSM Tracking Device for Wireless Audio Bug Hidden Camera Detector $24.99 Was $35.99

Deal
Wattne Anti Spy Detector, RF Detector & Camera Finder, Bug Detector, Upgraded RF Signal Detector, KORKUAN GSM Tracking Device for Wireless Audio Bug Hidden Camera Detector
current price Now $24.99, Was $35.99

Wattne Anti Spy Detector, RF Detector & Camera Finder, Bug Detector, Upgraded RF Signal Detector, KORKUAN GSM Tracking Device for Wireless Audio Bug Hidden Camera Detector

3.8 out of 5 stars
3.8 out of 5 Stars. 60 reviews

Safe and Sound Classic III Radio Frequency 5G Detector by Safe Living Technologies Inc $169.00

Safe and Sound Classic III Radio Frequency 5G Detector by Safe Living Technologies Inc
current price $169.00

Safe and Sound Classic III Radio Frequency 5G Detector by Safe Living Technologies Inc

Seco-Larm Enforcer E-964-S50TB Multi-Frequency Single Photobeam Sensor - 50 Ft $40.00

Seco-Larm Enforcer E-964-S50TB Multi-Frequency Single Photobeam Sensor - 50 Ft
current price $40.00

Seco-Larm Enforcer E-964-S50TB Multi-Frequency Single Photobeam Sensor - 50 Ft

Universal Remote Control Tester IR & RF Signal Detection 10-1000MHz for Diagnosing Vehicle & Appliance Remotes $31.96

Universal Remote Control Tester IR & RF Signal Detection 10-1000MHz for Diagnosing Vehicle & Appliance Remotes
current price $31.96

Universal Remote Control Tester IR & RF Signal Detection 10-1000MHz for Diagnosing Vehicle & Appliance Remotes

5 out of 5 stars
5 out of 5 Stars. 1 reviews

Mini Radio Frequency Meter Wireless Detection, Easy to Use Essential Tool for Walkie Talkie Frequency Testing $33.97

Mini Radio Frequency Meter Wireless Detection, Easy to Use Essential Tool for Walkie Talkie Frequency Testing
current price $33.97

Mini Radio Frequency Meter Wireless Detection, Easy to Use Essential Tool for Walkie Talkie Frequency Testing

5 out of 5 stars
5 out of 5 Stars. 1 reviews

SINGCALL 120 dB Security Sensors & Alarms Household Sensor & Alarm $97.99

SINGCALL 120 dB Security Sensors & Alarms Household Sensor & Alarm
current price $97.99

SINGCALL 120 dB Security Sensors & Alarms Household Sensor & Alarm

Anti Spy Detector & Hidden Devices Detector - Hidden Camera Detectors GPS, RF Detector & Bug Detector Hidden Camera Finder GPS Radio Frequency Detector de camaras y microfonos ocultos $93.99

Anti Spy Detector & Hidden Devices Detector - Hidden Camera Detectors GPS, RF Detector & Bug Detector Hidden Camera Finder GPS Radio Frequency Detector de camaras y microfonos ocultos
current price $93.99

Anti Spy Detector & Hidden Devices Detector - Hidden Camera Detectors GPS, RF Detector & Bug Detector Hidden Camera Finder GPS Radio Frequency Detector de camaras y microfonos ocultos

Reed Instruments Sound Level Meter,Max Frequency 8 kHz R8050-NIST $529.96

Reed Instruments Sound Level Meter,Max Frequency 8 kHz R8050-NIST
current price $529.96

Reed Instruments Sound Level Meter,Max Frequency 8 kHz R8050-NIST

LD2410C Module with Soldered Header Pins 24GHz Frequency Intelligent Sensing Low Power Circuit From $10.85

LD2410C Module with Soldered Header Pins 24GHz Frequency Intelligent Sensing Low Power Circuit
1 pack, variant on LD2410C Module with Soldered Header Pins 24GHz Frequency Intelligent Sensing Low Power Circuit
3 packs, variant on LD2410C Module with Soldered Header Pins 24GHz Frequency Intelligent Sensing Low Power Circuit
5 packs, variant on LD2410C Module with Soldered Header Pins 24GHz Frequency Intelligent Sensing Low Power Circuit
Options
From$1085

LD2410C Module with Soldered Header Pins 24GHz Frequency Intelligent Sensing Low Power Circuit

KFFKFF Pipe Water Leak Detection Device for Outdoor Use, 1Hz-10000Hz Frequency Range, 7" Touchscreen Locator for Plumbing up to 16.4FT (5m) Underground - Includes Medium & Large Sensors $2,299.99

KFFKFF Pipe Water Leak Detection Device for Outdoor Use, 1Hz-10000Hz Frequency Range, 7" Touchscreen Locator for Plumbing up to 16.4FT (5m) Underground - Includes Medium & Large Sensors
current price $2,299.99

KFFKFF Pipe Water Leak Detection Device for Outdoor Use, 1Hz-10000Hz Frequency Range, 7" Touchscreen Locator for Plumbing up to 16.4FT (5m) Underground - Includes Medium & Large Sensors

TL-200 USB High Precision Decibel Sensor Digital Sound Level Decibel Meter 30-130dB With Backlight 32000 Data Noise Measurement $53.71 Was $60.51

TL-200 USB High Precision Decibel Sensor Digital Sound Level Decibel Meter 30-130dB With Backlight 32000 Data Noise Measurement
current price Now $53.71, Was $60.51

TL-200 USB High Precision Decibel Sensor Digital Sound Level Decibel Meter 30-130dB With Backlight 32000 Data Noise Measurement

Smart Solutions 433Mhz Wireless Temperature And Humidity Sensors Today $14.39

Smart Solutions 433Mhz Wireless Temperature And Humidity Sensors Today
current price $14.39

Smart Solutions 433Mhz Wireless Temperature And Humidity Sensors Today

S8607 Digital Noise Meter with LCD Backlight, 30-130dB SPL Sound Level Detector, Windproof Design, 31.5Hz-8kHz Frequency Range $20.86

S8607 Digital Noise Meter with LCD Backlight, 30-130dB SPL Sound Level Detector, Windproof Design, 31.5Hz-8kHz Frequency Range
current price $20.86

S8607 Digital Noise Meter with LCD Backlight, 30-130dB SPL Sound Level Detector, Windproof Design, 31.5Hz-8kHz Frequency Range

GUYUTING Multi-Directional IR Emitter 38K Frequency for Smart Home Integration and Remote Control $23.91

GUYUTING Multi-Directional IR Emitter 38K Frequency for Smart Home Integration and Remote Control
current price $23.91

GUYUTING Multi-Directional IR Emitter 38K Frequency for Smart Home Integration and Remote Control

System Sensor B200SR-LF-WH - White, Intelligent Low-Frequency Sounder Base $132.56

System Sensor B200SR-LF-WH - White, Intelligent Low-Frequency Sounder Base
current price $132.56

System Sensor B200SR-LF-WH - White, Intelligent Low-Frequency Sounder Base

OH TYMWT-7A Water Leak Detector AI + Tracer Gas, Adjustable Frequency, Indoor/Outdoor $2,199.00

OH TYMWT-7A Water Leak Detector AI + Tracer Gas, Adjustable Frequency, Indoor/Outdoor
current price $2,199.00

OH TYMWT-7A Water Leak Detector AI + Tracer Gas, Adjustable Frequency, Indoor/Outdoor

30-130dB Digital Sound Level Meter 0.1dB LCD Noise Frequency Tester AC/PWM Output Datas Store Calendar FAST/SLOW USB+CD Software ,Easy to Operate $119.12

30-130dB Digital Sound Level Meter 0.1dB LCD Noise Frequency Tester AC/PWM Output Datas Store Calendar FAST/SLOW USB+CD Software ,Easy to Operate
current price $119.12

30-130dB Digital Sound Level Meter 0.1dB LCD Noise Frequency Tester AC/PWM Output Datas Store Calendar FAST/SLOW USB+CD Software ,Easy to Operate

TYM-6A Professional Water Leak Detector - AI Detection, Dual Display, Adjustable Frequency for Water/Fire Pipeline Pressure $1,399.00

TYM-6A Professional Water Leak Detector - AI Detection, Dual Display, Adjustable Frequency for Water/Fire Pipeline Pressure
current price $1,399.00

TYM-6A Professional Water Leak Detector - AI Detection, Dual Display, Adjustable Frequency for Water/Fire Pipeline Pressure

30-130dB Digital Sound Level Meter 0.1dB LCD Noise Frequency Tester AC/PWM Output Datas Store Calendar FAST/SLOW USB+CD Software $107.85

30-130dB Digital Sound Level Meter 0.1dB LCD Noise Frequency Tester AC/PWM Output Datas Store Calendar FAST/SLOW USB+CD Software
current price $107.85

30-130dB Digital Sound Level Meter 0.1dB LCD Noise Frequency Tester AC/PWM Output Datas Store Calendar FAST/SLOW USB+CD Software

XZKING Solar Outdoor Motion Sensor Alarm 2*130db High Frequency Ultrasonic Siren with 4 Adjustable Modes, Red & Blue Strobe Light $18.99

XZKING Solar Outdoor Motion Sensor Alarm 2*130db High Frequency Ultrasonic Siren with 4 Adjustable Modes, Red & Blue Strobe Light
current price $18.99

XZKING Solar Outdoor Motion Sensor Alarm 2*130db High Frequency Ultrasonic Siren with 4 Adjustable Modes, Red & Blue Strobe Light

4.2 out of 5 stars
4.2 out of 5 Stars. 5 reviews

Sound Level Meter High Precision Noise Sensor Decibel 30-130DB Digital LCD Monitor Tester ,Easy to Carry $73.21

Sound Level Meter High Precision Noise Sensor Decibel 30-130DB Digital LCD Monitor Tester ,Easy to Carry
current price $73.21

Sound Level Meter High Precision Noise Sensor Decibel 30-130DB Digital LCD Monitor Tester ,Easy to Carry

30-130dB Noise Sensor Module with LCD Display Modbus-RTU RS485 4-20mA 0-10V Industrial Decibel Meter Transmitter 20Hz-12.5KHz - With LCD Display_485 $132.55

30-130dB Noise Sensor Module with LCD Display Modbus-RTU RS485 4-20mA 0-10V Industrial Decibel Meter Transmitter 20Hz-12.5KHz - With LCD Display_485
current price $132.55

30-130dB Noise Sensor Module with LCD Display Modbus-RTU RS485 4-20mA 0-10V Industrial Decibel Meter Transmitter 20Hz-12.5KHz - With LCD Display_485

Two Mode Frequency Measurement Tool With Selectable Gate Timing For Crystal Verification And Radio Calibration

Two Mode Frequency Measurement Tool With Selectable Gate Timing For Crystal Verification And Radio Calibration

Two Mode Frequency Measurement Tool With Selectable Gate Timing For Crystal Verification And Radio Calibration

Deal, Smart Hidden Camera Detectors, Bug Detector, RF Detector, GPS Tracker Detector Device to Detect Listening Devices for Office, Hotel, Travel and Car, Indoor Use Black Was $16.99

Deal
Smart Hidden Camera Detectors, Bug Detector, RF Detector, GPS Tracker Detector Device to Detect Listening Devices for Office, Hotel, Travel and Car, Indoor Use Black

Smart Hidden Camera Detectors, Bug Detector, RF Detector, GPS Tracker Detector Device to Detect Listening Devices for Office, Hotel, Travel and Car, Indoor Use Black

4.8 out of 5 stars
4.8 out of 5 Stars. 249 reviews

[Ble Vibration Sensor ] WTVB01-BT50 Ble Wireless MPU6050 Multi-Connect Vibration Sensor, 100Hz Output 3-axis (Vibration Displacement + Vibration Speed + Vibration Angle + Vibration Frequency)

[Ble Vibration Sensor ] WTVB01-BT50 Ble Wireless MPU6050 Multi-Connect Vibration Sensor, 100Hz Output 3-axis (Vibration Displacement + Vibration Speed + Vibration Angle + Vibration Frequency)

[Ble Vibration Sensor ] WTVB01-BT50 Ble Wireless MPU6050 Multi-Connect Vibration Sensor, 100Hz Output 3-axis (Vibration Displacement + Vibration Speed + Vibration Angle + Vibration Frequency)

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Ecobee EB-RSHM2PK-01 Decibel Rating 1 Maximum Range 1 Range White Household Sensors and Alarms Smart Sensor 2 Pieces 2 Pack $99.00

Ecobee EB-RSHM2PK-01 Decibel Rating 1 Maximum Range 1 Range White Household Sensors and Alarms Smart Sensor 2 Pieces 2 Pack
current price $99.00

Ecobee EB-RSHM2PK-01 Decibel Rating 1 Maximum Range 1 Range White Household Sensors and Alarms Smart Sensor 2 Pieces 2 Pack

4.3 out of 5 stars
4.3 out of 5 Stars. 195 reviews

Sgokeen Wireless Door Sensor Door Entry Chime, Door Open Alert with 600ft Range LED Indicators Receivers + Sensors Wireless Door Alarm,58 Ringtones Black From $13.98

Sgokeen Wireless Door Sensor Door Entry Chime, Door Open Alert with 600ft Range LED Indicators Receivers + Sensors Wireless Door Alarm,58 Ringtones Black
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From$1398

Sgokeen Wireless Door Sensor Door Entry Chime, Door Open Alert with 600ft Range LED Indicators Receivers + Sensors Wireless Door Alarm,58 Ringtones Black

4.2 out of 5 stars
4.2 out of 5 Stars. 122 reviews

New HC-SR501 Small PIR Sensor Module Pyroelectric Infrared Body Motion Sensing-1pc $3.48

New HC-SR501 Small PIR Sensor Module Pyroelectric Infrared Body Motion Sensing-1pc
current price $3.48

New HC-SR501 Small PIR Sensor Module Pyroelectric Infrared Body Motion Sensing-1pc

4.3 out of 5 stars
4.3 out of 5 Stars. 3 reviews

Fdit Sensor ,USB/Battery Powered Motion Sensor Alarm MP3 Audio Player Infrared Induction, Infrared $15.39

Fdit Sensor ,USB/Battery Powered Motion Sensor Alarm MP3 Audio Player Infrared Induction, Infrared
current price $15.39

Fdit Sensor ,USB/Battery Powered Motion Sensor Alarm MP3 Audio Player Infrared Induction, Infrared

Best seller, Door Window Alarm, Personal Security Window, Burglar Alarm, Home Security Wireless Magnetic Sensor Anti-Theft Alarm (8 Pcs) Home Alarm(Batteries not included) From $11.99

Best seller
Door Window Alarm, Personal Security Window, Burglar Alarm, Home Security Wireless Magnetic Sensor Anti-Theft Alarm (8 Pcs) Home Alarm(Batteries not included)
Available in additional 2 options
Options
From$1199

Door Window Alarm, Personal Security Window, Burglar Alarm, Home Security Wireless Magnetic Sensor Anti-Theft Alarm (8 Pcs) Home Alarm(Batteries not included)

3.7 out of 5 stars
3.7 out of 5 Stars. 274 reviews

-SR04T 2-Pack Ultrasonic Distance Sensor for Industrial Automation Obstacle Avoidance Waterproof $9.69

-SR04T 2-Pack Ultrasonic Distance Sensor for Industrial Automation Obstacle Avoidance Waterproof
current price $9.69

-SR04T 2-Pack Ultrasonic Distance Sensor for Industrial Automation Obstacle Avoidance Waterproof

Muxlab IR Sensor $21.00

Muxlab IR Sensor
current price $21.00

Muxlab IR Sensor

Portable Motion Sensor Alarm And Entrance Alert Chime With 90dB Siren Sound $16.50

Portable Motion Sensor Alarm And Entrance Alert Chime With 90dB Siren Sound
current price $16.50

Portable Motion Sensor Alarm And Entrance Alert Chime With 90dB Siren Sound

4.1 out of 5 stars
4.1 out of 5 Stars. 27 reviews

Plug in CO Monitor Detector with Digital Display Sound & Light for Home/Travel/Office1 PACK $16.99

Plug in CO Monitor Detector with Digital Display Sound & Light for Home/Travel/Office1 PACK
current price $16.99

Plug in CO Monitor Detector with Digital Display Sound & Light for Home/Travel/Office1 PACK

Giunmcul Today Discount Car, Mobile Phone, Wireless Charger, Car Automatic Infrared Sensor 15W

Giunmcul Today Discount Car, Mobile Phone, Wireless Charger, Car Automatic Infrared Sensor 15W

Giunmcul Today Discount Car, Mobile Phone, Wireless Charger, Car Automatic Infrared Sensor 15W

SDR V2 Software Defined Radio Receiver with USB 2.0 - 22MHz to 1100MHz Frequency Range, Compatible with PC & Android for FM/AM/NFM/USB/LSB Decoding $32.10

SDR V2 Software Defined Radio Receiver with USB 2.0 - 22MHz to 1100MHz Frequency Range, Compatible with PC & Android for FM/AM/NFM/USB/LSB Decoding
current price $32.10

SDR V2 Software Defined Radio Receiver with USB 2.0 - 22MHz to 1100MHz Frequency Range, Compatible with PC & Android for FM/AM/NFM/USB/LSB Decoding

1 out of 5 stars
1 out of 5 Stars. 1 reviews

Bitiwend Door Alarm Sensor Bitiwend Wireless Door Chime Alert for Kids Safety Home (1 Receiver+3 Sensors)

Bitiwend Door Alarm Sensor Bitiwend Wireless Door Chime Alert for Kids Safety Home (1 Receiver+3 Sensors)

Bitiwend Door Alarm Sensor Bitiwend Wireless Door Chime Alert for Kids Safety Home (1 Receiver+3 Sensors)

4 out of 5 stars
4 out of 5 Stars. 149 reviews

Sensor,Compatible With Alarm Compatible With Alarm Auation -theft 43hz Door Door Window Alarm 43hz Wirel Door Leeofty Zsem -theft $10.09

Sensor,Compatible With Alarm Compatible With Alarm Auation -theft 43hz Door Door Window Alarm 43hz Wirel Door Leeofty Zsem -theft
current price $10.09

Sensor,Compatible With Alarm Compatible With Alarm Auation -theft 43hz Door Door Window Alarm 43hz Wirel Door Leeofty Zsem -theft

Window Alarm, 10-Pack Wireless Window Door Entry Alarm Burglar Security Alarm Magnetic Sensor Ideal for Home, Garage, Apartment, Dorm, Office Was $19.40

Window Alarm, 10-Pack Wireless Window Door Entry Alarm Burglar Security Alarm Magnetic Sensor Ideal for Home, Garage, Apartment, Dorm, Office

Window Alarm, 10-Pack Wireless Window Door Entry Alarm Burglar Security Alarm Magnetic Sensor Ideal for Home, Garage, Apartment, Dorm, Office

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4.4 out of 5 Stars. 28 reviews

2X 24G mmWave LD2420 Human Presence Radar Sensor Motion Detection Module $9.41

2X 24G mmWave LD2420 Human Presence Radar Sensor Motion Detection Module
current price $9.41

2X 24G mmWave LD2420 Human Presence Radar Sensor Motion Detection Module

10X 24G MmWave LD2420 Human Presence Radar Sensor Motion Detection Module $27.80

10X 24G MmWave LD2420 Human Presence Radar Sensor Motion Detection Module
current price $27.80

10X 24G MmWave LD2420 Human Presence Radar Sensor Motion Detection Module

Long-Range 24GHz Microwave Sensor for People Counting & Traffic Monitoring CDM324 for Retail & Transport Hubs $11.91

Long-Range 24GHz Microwave Sensor for People Counting & Traffic Monitoring CDM324 for Retail & Transport Hubs
current price $11.91

Long-Range 24GHz Microwave Sensor for People Counting & Traffic Monitoring CDM324 for Retail & Transport Hubs

IP65 Noise Meter Sensor Environmental Online Monitoring Transmitter Decibel Detector Sound Level ,Easy to Carry

IP65 Noise Meter Sensor Environmental Online Monitoring Transmitter Decibel Detector Sound Level ,Easy to Carry

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Car Anti-Theft Vibration Alarm, 108dB Car Vibration Sound & Light Alarm, Wireless Remote Vibration Sensor Car Alarm Vehicle Security Alarm System Automotive Warning Interior Safety Red Light $16.74 Was $19.59

Car Anti-Theft Vibration Alarm, 108dB Car Vibration Sound & Light Alarm, Wireless Remote Vibration Sensor Car Alarm Vehicle Security Alarm System Automotive Warning Interior Safety Red Light
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LD2410C 24G Radar Human Presence Sensor FMCW Radar Millimeter Wave Motion Detection Module DC5V $9.00

LD2410C 24G Radar Human Presence Sensor FMCW Radar Millimeter Wave Motion Detection Module DC5V
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LD2410C 24G Radar Human Presence Sensor FMCW Radar Millimeter Wave Motion Detection Module DC5V

LD2410S Motion Detection Radar Sensor Module 24GHz Human Presence Radar Sensor, for Smart Home $10.99

LD2410S Motion Detection Radar Sensor Module 24GHz Human Presence Radar Sensor, for Smart Home
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12-24V 87 db Multi-Frequency Back-Up Alarm $76.82 Was $87.46

12-24V 87 db Multi-Frequency Back-Up Alarm
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Digital Sound Level Meter Decibel 30-130dB Noise Meter Smart Sensor Backlit DB Detector Analyzer Diagnostic-tool Tester ,Small and Lightweight $33.78 Was $38.49

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Online only, DICEEVIL Driveway Alarm, 656ft Wireless Driveway Alarm Outdoor Weather Resistant Motion Sensor- Security Alert-Monitor with 38 Chimes for Indoor Outdoor Use $34.99

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SMART SENSOR Sound Level Meter,Sound Level Meter Tester 30-130dba St9604 Meter Noise Decibel Noise Meter Decibel Tester Meter Lcd Display Qinquan Laoshe Sound Meter $17.05

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Deal, Fixdono Natural Gas Detector, Digital Sound Warning Gas Detector, Natural Gas Leak Security Detection Detector, Alarm Monitor Plug-in Sensor for Home Kitchen Restaurant Hotel School Warehouse $15.99 Was $31.99

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BIMZUC 4 Pack Wireless RF 433MHz Fire Alarm Panel Manual Fire Alarm Bell Wireless Sound Light Alarm Security System Smart Alert Remote Control US Plug 110-240V Wide Voltage High Decibel Sensors $53.92

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HLK-LD2410D 24GHz Human Presence Status Sensor Human Micromotion Movement Radar Module 5V $8.57

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Gukom PIR Sensor, 0.45W White Motion Light Dimmer Switch $24.99

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Lot of 2 XFINITY Visonic ZigBee White Door/Window 2.4GHz Sensor - XHS2-UE From $15.99

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3.5 out of 5 stars
3.5 out of 5 Stars. 2 reviews

2X HLK-LD2410C 24G Human Presence Sensor Support BT Function App Radar Sensing Module FMCW Millimeter Wave Motion,2 x Sensor module 2 x line(Color is random, no specification is accepted),Blue $13.89

2X HLK-LD2410C 24G Human Presence Sensor Support BT Function App Radar Sensing Module FMCW Millimeter Wave Motion,2 x Sensor module 2 x line(Color is random, no specification is accepted),Blue
current price $13.89

2X HLK-LD2410C 24G Human Presence Sensor Support BT Function App Radar Sensing Module FMCW Millimeter Wave Motion,2 x Sensor module 2 x line(Color is random, no specification is accepted),Blue

Uxcell 12 Pcs SW-420 Vibration Sensor, 12V 20mA Vibration Switch Alarm Sensor for Motorcycle, Security Alarm, Car, Electronic Current Circuit, Curved Pin, Blue $8.99

Uxcell 12 Pcs SW-420 Vibration Sensor, 12V 20mA Vibration Switch Alarm Sensor for Motorcycle, Security Alarm, Car, Electronic Current Circuit, Curved Pin, Blue
current price $8.99

Uxcell 12 Pcs SW-420 Vibration Sensor, 12V 20mA Vibration Switch Alarm Sensor for Motorcycle, Security Alarm, Car, Electronic Current Circuit, Curved Pin, Blue

Driveway Alarm 656ft Wireless Driveway Alarm Outdoor Weather Resistant Motion Sensor-DIY Security Alert-Monitor with 38 Chimes for Indoor Outdoor Use $24.58

Driveway Alarm 656ft Wireless Driveway Alarm Outdoor Weather Resistant Motion Sensor-DIY Security Alert-Monitor with 38 Chimes for Indoor Outdoor Use
current price $24.58

Driveway Alarm 656ft Wireless Driveway Alarm Outdoor Weather Resistant Motion Sensor-DIY Security Alert-Monitor with 38 Chimes for Indoor Outdoor Use

3.8 out of 5 stars
3.8 out of 5 Stars. 100 reviews

Ultrasound Ultrasonic Sensor e With Relay Proximity Switch Output High Low Level ON/OFF Range 22-600cm Water-Proof IP67 ,Easy to Operate

Ultrasound Ultrasonic Sensor e With Relay Proximity Switch Output High Low Level ON/OFF Range 22-600cm Water-Proof IP67 ,Easy to Operate

Ultrasound Ultrasonic Sensor e With Relay Proximity Switch Output High Low Level ON/OFF Range 22-600cm Water-Proof IP67 ,Easy to Operate

Ivory Home Sense CO Detector, Ivory Home Sense 6-in-1 Indoor Environmental Monitor with Color Display, Sound Notification, Temperature & Humidity Tracking, Type-C Power, Magnetic Mount for Home From $40.96

Ivory Home Sense CO Detector, Ivory Home Sense 6-in-1 Indoor Environmental Monitor with Color Display, Sound Notification, Temperature & Humidity Tracking, Type-C Power, Magnetic Mount for Home
Black, variant on Ivory Home Sense CO Detector, Ivory Home Sense 6-in-1 Indoor Environmental Monitor with Color Display, Sound Notification, Temperature & Humidity Tracking, Type-C Power, Magnetic Mount for Home
White, variant on Ivory Home Sense CO Detector, Ivory Home Sense 6-in-1 Indoor Environmental Monitor with Color Display, Sound Notification, Temperature & Humidity Tracking, Type-C Power, Magnetic Mount for Home
Options
From$4096

Ivory Home Sense CO Detector, Ivory Home Sense 6-in-1 Indoor Environmental Monitor with Color Display, Sound Notification, Temperature & Humidity Tracking, Type-C Power, Magnetic Mount for Home

5X 24G MmWave LD2420 Human Presence Radar Sensor Motion Detection Module $17.42

5X 24G MmWave LD2420 Human Presence Radar Sensor Motion Detection Module
current price $17.42

5X 24G MmWave LD2420 Human Presence Radar Sensor Motion Detection Module

SensorPush G1 WiFi Gateway - Temperature and Humidity Sensor Gateway for Data/Alerts from Anywhere via Internet - No Monthly Fee, Unlimited History $99.95

SensorPush G1 WiFi Gateway - Temperature and Humidity Sensor Gateway for Data/Alerts from Anywhere via Internet - No Monthly Fee, Unlimited History
current price $99.95

SensorPush G1 WiFi Gateway - Temperature and Humidity Sensor Gateway for Data/Alerts from Anywhere via Internet - No Monthly Fee, Unlimited History

5 out of 5 stars
5 out of 5 Stars. 1 reviews

Mawalde 24G mmWave LD2420 Human Presence Radar Sensor Motion Detection Module $7.19

Mawalde 24G mmWave LD2420 Human Presence Radar Sensor Motion Detection Module
current price $7.19

Mawalde 24G mmWave LD2420 Human Presence Radar Sensor Motion Detection Module

Decibel Meter Noise Sensor Module Tester Transmitter Output TTL RS485 0-3V 30-120dBA 20-12.5kHz High Precision - 0-3V 5V_1 $130.51

Decibel Meter Noise Sensor Module Tester Transmitter Output TTL RS485 0-3V 30-120dBA 20-12.5kHz High Precision - 0-3V 5V_1
current price $130.51

Decibel Meter Noise Sensor Module Tester Transmitter Output TTL RS485 0-3V 30-120dBA 20-12.5kHz High Precision - 0-3V 5V_1

NE555 Square Wave Output Pulse Module with Adjustable Frequency Patch LED 1-200KHz $7.49

NE555 Square Wave Output Pulse Module with Adjustable Frequency Patch LED 1-200KHz
current price $7.49

NE555 Square Wave Output Pulse Module with Adjustable Frequency Patch LED 1-200KHz

UHPPOTE Digital 2 Beams IR Infrared Barrier Detector Sensor for Yard Home Alarm System (Detecting Distance: 33ft) $52.86

UHPPOTE Digital 2 Beams IR Infrared Barrier Detector Sensor for Yard Home Alarm System (Detecting Distance: 33ft)
current price $52.86

UHPPOTE Digital 2 Beams IR Infrared Barrier Detector Sensor for Yard Home Alarm System (Detecting Distance: 33ft)

ZigBee 3.0 Human Presence Sensor 24G 5V MMwave Radar with Siren Alarm Motion Detection Smart Life Home Automation DIY $24.66

ZigBee 3.0 Human Presence Sensor 24G 5V MMwave Radar with Siren Alarm Motion Detection Smart Life Home Automation DIY
current price $24.66

ZigBee 3.0 Human Presence Sensor 24G 5V MMwave Radar with Siren Alarm Motion Detection Smart Life Home Automation DIY

5 out of 5 stars
5 out of 5 Stars. 1 reviews

SW-420 Vibration Tilt Sensor Alarm Module Vibration Sensor for Blue $10.99

SW-420 Vibration Tilt Sensor Alarm Module Vibration Sensor for Blue
current price $10.99

SW-420 Vibration Tilt Sensor Alarm Module Vibration Sensor for Blue

Industrial 4-Pack 24GHz Millimeter-Wave Human Presence Sensor Module with TTL Serial Output, 3.3V, CW $27.37

Industrial 4-Pack 24GHz Millimeter-Wave Human Presence Sensor Module with TTL Serial Output, 3.3V, CW
current price $27.37

Industrial 4-Pack 24GHz Millimeter-Wave Human Presence Sensor Module with TTL Serial Output, 3.3V, CW

Fosmon WaveLink Wireless Doorbell Chime, Home Security System Alarm When Door Opens, Magnetic Door Alarm And Sensor For Store, Restaurant, Business, Kids, Elderly & More, 1 Sensor 1 Receiver From $9.99

Fosmon WaveLink Wireless Doorbell Chime, Home Security System Alarm When Door Opens, Magnetic Door Alarm And Sensor For Store, Restaurant, Business, Kids, Elderly & More, 1 Sensor 1 Receiver
Available in additional 7 options
Options
From$999

Fosmon WaveLink Wireless Doorbell Chime, Home Security System Alarm When Door Opens, Magnetic Door Alarm And Sensor For Store, Restaurant, Business, Kids, Elderly & More, 1 Sensor 1 Receiver

4 out of 5 stars
4 out of 5 Stars. 153 reviews

Decibel Meter Noise Sensor Module Tester Transmitter Output TTL RS485 0-3V 30-120dBA 20-12.5kHz High Precision - 0-3V 12V_1 $130.51

Decibel Meter Noise Sensor Module Tester Transmitter Output TTL RS485 0-3V 30-120dBA 20-12.5kHz High Precision - 0-3V 12V_1
current price $130.51

Decibel Meter Noise Sensor Module Tester Transmitter Output TTL RS485 0-3V 30-120dBA 20-12.5kHz High Precision - 0-3V 12V_1

Aeotec ZWA012 Z-Wave Plus v2 Door / Window Sensor 7 Pro, Gen7 $47.99

Aeotec ZWA012 Z-Wave Plus v2 Door / Window Sensor 7 Pro, Gen7
current price $47.99

Aeotec ZWA012 Z-Wave Plus v2 Door / Window Sensor 7 Pro, Gen7

3.5 out of 5 stars
3.5 out of 5 Stars. 2 reviews

2GIG DW30 Outdoor Wireless Contact Sensor $93.38

2GIG DW30 Outdoor Wireless Contact Sensor
current price $93.38

2GIG DW30 Outdoor Wireless Contact Sensor

2X Tuya WiFi Temperature and Humidity Sensor Indoor Humidity Sensor APP Monitoring for Home Assistant $16.74

2X Tuya WiFi Temperature and Humidity Sensor Indoor Humidity Sensor APP Monitoring for Home Assistant
current price $16.74

2X Tuya WiFi Temperature and Humidity Sensor Indoor Humidity Sensor APP Monitoring for Home Assistant

Tuya WiFi Temperature and Humidity Sensor Indoor Humidity Sensor APP Monitoring for Home Assistant $11.00

Tuya WiFi Temperature and Humidity Sensor Indoor Humidity Sensor APP Monitoring for Home Assistant
current price $11.00

Tuya WiFi Temperature and Humidity Sensor Indoor Humidity Sensor APP Monitoring for Home Assistant

Water Leak Detectors for Home, Indoor Ultrasonic Underground Pipe Leak Locator 0.5m Depth - OH TYMWT-2A $259.00

Water Leak Detectors for Home, Indoor Ultrasonic Underground Pipe Leak Locator 0.5m Depth - OH TYMWT-2A
current price $259.00

Water Leak Detectors for Home, Indoor Ultrasonic Underground Pipe Leak Locator 0.5m Depth - OH TYMWT-2A

Toyanc 24GHz mmWave Smart Human Presence Sensor with 0-2000 Lux Light Sensor, Zigbee 3.0 Radar Motion Detector, Home Assistant & Zigbee2MQTT Compatible (Tuya Hub Required, Type-C Powered) $39.99

Toyanc 24GHz mmWave Smart Human Presence Sensor with 0-2000 Lux Light Sensor, Zigbee 3.0 Radar Motion Detector, Home Assistant & Zigbee2MQTT Compatible (Tuya Hub Required, Type-C Powered)
current price $39.99

Toyanc 24GHz mmWave Smart Human Presence Sensor with 0-2000 Lux Light Sensor, Zigbee 3.0 Radar Motion Detector, Home Assistant & Zigbee2MQTT Compatible (Tuya Hub Required, Type-C Powered)

24G mmWave LD2420 Human Presence Radar Sensor Motion Detection Module $7.89

24G mmWave LD2420 Human Presence Radar Sensor Motion Detection Module
current price $7.89

24G mmWave LD2420 Human Presence Radar Sensor Motion Detection Module

Smart 24G Millimeter Wave Human Presence Sensor For Tuya WiFi For ZIGBEE, Motion Detector With App Control & Alarm Linkage For Home Security Automation(Wifi)

Smart 24G Millimeter Wave Human Presence Sensor For Tuya WiFi For ZIGBEE, Motion Detector With App Control & Alarm Linkage For Home Security Automation(Wifi)

Smart 24G Millimeter Wave Human Presence Sensor For Tuya WiFi For ZIGBEE, Motion Detector With App Control & Alarm Linkage For Home Security Automation(Wifi)

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