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Surveillance Equipment2K Games3D Printers5G WirelessAcerAll ASUSAll CamcordersAll CamerasAll CanonAll DellAll GPS DevicesAll Home AssistantsAll Laptop ComputersAll MSIAll PhonesAll Premium TechAll Resold at WalmartAll Security CamerasAll Smart TVsAll TabletsAll TVsAndroid Smart WatchesAndroid TabletsAppleApple AccessoriesApple HomeKit Compatible DevicesApple iPadApple MacBookApple WatchASUSCamcorder AccessoriesCamera AccessoriesCamera Bundles and KitsCar GPSCell Phone AccessoriesComputer AccessoriesComputer ComponentsComputer MonitorsCreator & Media LaptopsCricket WirelessDellDesktop ComputersDrone AccessoriesDrones by BrandDrones by PriceDrones by Skill LevelDrones with CamerasEssential LaptopsFHD TVsFoldable DronesGarminGarmin GPSGarmin Smart WatchesGeneral Electronic AccessoriesGoogleGoogle Pixel WatchesGPS AccessoriesGPS TrackersGrades 6-12 ElectronicsGrades K-5 ElectronicsHeadphonesHeadsets & AccessoriesHome Audio, Speakers & SoundbarsHome TheaterHPiPad & TabletsiPad AccessoriesKids Smartwatches & Fitness TrackersLaptop AccessoriesLaptopsLaptops - Certified RefurbishedLaptops by Operating SystemLED TVsMobile Hotspots & Signal BoostersMotorcycle GPSMotorolaNetworkingPC GamingPortable AudioPre-K ElectronicsPremium AccessoriesPremium AudioPremium PC GamingPrepaid PhonesPrinters & SuppliesRC DronesRed Light TherapyRed Light Therapy DevicesRefurbished AppleRefurbished LaptopsRefurbished TabletsResold AudioResold Cell PhonesResold ElectronicsResold HomeRestored AutomotiveRestored HomeRestored PremiumRestored TechRestored ToolsSamsungSecurity CamerasSecurity Cameras and Security Camera SystemsShop All DronesShop all Headphones & SpeakersShop by BenefitShop by CompatibilityShop by RoomShop Camcorders by TypeShop Cameras by BrandShop Cameras by TypeShop Computers by BrandShop Drones by TypeShop Laptops By BrandShop Laptops by TypeShop Tablets by Operating SystemShop TVs by SizeSmart AppliancesSmart Energy and LightingSmart Health and FitnessSmart Home Assistants, Controllers & HubsSmart SpeakersSmart TVsSmart Watch CategoriesSmart WatchesSonySports & Action CamcordersStraight Talk WirelessSurveillance CamerasTablet AccessoriesTablets for KidsTV AccessoriesUnlocked PhonesWaterproof CamerasWearable Technology by BrandWeb CamerasWork & Business LaptopsWorks with AlexaWorks with Google Assistant

Frequency Sensor

Uses item details. Price when purchased online

[Ble Vibration Sensor ] WTVB01-BT50 Ble Wireless MPU6050 Multi-Connect Vibration Sensor, 100Hz Output 3-axis (Vibration Displacement + Vibration Speed + Vibration Angle + Vibration Frequency) $44.10

[Ble Vibration Sensor ] WTVB01-BT50 Ble Wireless MPU6050 Multi-Connect Vibration Sensor, 100Hz Output 3-axis (Vibration Displacement + Vibration Speed + Vibration Angle + Vibration Frequency)
current price $44.10

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

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

Ifm II0275 $82.26

Ifm II0275
current price $82.26

Ifm II0275

Telemecanique Sensors Rctngulr Proxmity Sensr,Indctv,2 Wire,NO XS8E1A1MAL01U20 $124.94

Telemecanique Sensors Rctngulr Proxmity Sensr,Indctv,2 Wire,NO XS8E1A1MAL01U20
current price $124.94

Telemecanique Sensors Rctngulr Proxmity Sensr,Indctv,2 Wire,NO XS8E1A1MAL01U20

Ifm Proximity Sensor,Capacitive,8mm,NC KG0010 $101.38

Ifm Proximity Sensor,Capacitive,8mm,NC KG0010
current price $101.38

Ifm Proximity Sensor,Capacitive,8mm,NC KG0010

30-130dB Digital Sound Level Meter 0.1dB LCD Noise Frequency Tester AC/PWM Output Datas Store Calendar FAST/SLOW USB+CD Software ,Portable $102.06

30-130dB Digital Sound Level Meter 0.1dB LCD Noise Frequency Tester AC/PWM Output Datas Store Calendar FAST/SLOW USB+CD Software ,Portable
current price $102.06

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

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 $104.59

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 $104.59

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

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Human Presence Detector Tuya Sensor Home Ultra Low Power Millimeter Wave Radar Breathing Motion Detection WiFi,1 * Human presence sensor,White $24.89

Human Presence Detector Tuya Sensor Home Ultra Low Power Millimeter Wave Radar Breathing Motion Detection WiFi,1 * Human presence sensor,White
current price $24.89

Human Presence Detector Tuya Sensor Home Ultra Low Power Millimeter Wave Radar Breathing Motion Detection WiFi,1 * Human presence sensor,White

XZKING Solar Outdoor Motion Sensor Alarm 2*130db High Frequency Ultrasonic Siren with 4 Adjustable Modes, Red & Blue Strobe Light $17.99

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4.3 out of 5 Stars. 3 reviews

4mm Cylindrical Inductive Proximity Sensor Detection Switch NO 90-250V 400mA $9.59

4mm Cylindrical Inductive Proximity Sensor Detection Switch NO  90-250V 400mA
current price $9.59

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Flash 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 $27.99

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
current price Now $15.99, Was $27.99

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4.3 out of 5 Stars. 225 reviews
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2X LD2410C 24G Radar Human Presence Sensor FMCW Radar Millimeter Wave Motion Detection Module DC5V $11.46

2X LD2410C 24G Radar Human Presence Sensor FMCW Radar Millimeter Wave Motion Detection Module DC5V
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Clearance Rirool Natural Gas Detector with Digital Display, 85dB Alarm, Plug-in Gas Leak Sensor for Home, Kitchen, Restaurant, Hotel, School, Warehouse Safety Monitor $17.99 Was $24.99

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current price Now $17.99, Was $24.99

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4.7 out of 5 Stars. 19 reviews
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Long-Range 24GHz Microwave Sensor for People Counting & Traffic Monitoring CDM324 for Retail & Transport Hubs $11.38

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current price $11.38

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JCHENG Human Body Motion Sensor for TUYA Zigbee Gateway Exclusively - Remote Monitoring, Extended Battery Life, App Control, Smart Home Automation $8.99

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current price $8.99

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Clearance 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

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4.2 out of 5 Stars. 88 reviews
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PL-05N 200mA 5mm Inductive Proximity Sensor Approach Switch NPN DC 10-30V $8.49

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RAB Lighting STL360 Super Stealth 360 Sensor, 360 Degrees View Detection, 1000W Power, 120V, Bronze Color

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Z Wave Plus 700Series PIR Motion Detector with Temperature Humidity Light Sensor Work with Smartthing,Vera(908.4MHz) $31.57

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ECOWITT WH51 Soil Moisture Sensor Needs to Pair with Wi-Fi Gateway, 915 MHz From $22.99

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