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Detector Sensor(588)
Uses item details. Price when purchased online
Dakota Alert DCPA-4K Driveway Probe Alert Alarm Kit $259.99
Sponsored
$25999
current price $259.99Dakota Alert DCPA-4K Driveway Probe Alert Alarm Kit
5 out of 5 stars
Briidea Power Outage Alarm with LED Indicator Lights and 80-120dB Adjustable Alarm, Perfect for Monitoring Refrigerators, Freezers, and Sewage, 2 pack $39.99
Sponsored
$3999
current price $39.99Briidea Power Outage Alarm with LED Indicator Lights and 80-120dB Adjustable Alarm, Perfect for Monitoring Refrigerators, Freezers, and Sewage, 2 pack
5 out of 5 stars
Dakota Alert Smart $289.99
Sponsored
$28999
current price $289.99Dakota Alert Smart
Smart Probe 4000 $299.99
Sponsored
$29999
current price $299.99Smart Probe 4000
Deal , Geevon 2 Pack Water Leak Detectors for Home, 100dB Loud Water Sensor Alarm Leak Detectors with Drip Alert for Kitchen, Basements, Laundry Rooms, IP56 Waterproof(Battery Included) From $11.15
Deal
2 options
Available in additional 2 optionsFrom$1115
Geevon 2 Pack Water Leak Detectors for Home, 100dB Loud Water Sensor Alarm Leak Detectors with Drip Alert for Kitchen, Basements, Laundry Rooms, IP56 Waterproof(Battery Included)
4.5 out of 5 stars
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
Deal
Now$1599
current price Now $15.99, Was $31.99$31.99
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
4.4 out of 5 stars
GREENCYCLE 1PK Remote Control for Remote Wireless PIR Motion Detector Alert Multi-function Sensing Door Bell Gate Entry Welcome Chime Doorbell Burglar Security Alarm From $12.54
11 options
Available in additional 11 optionsFrom$1254
GREENCYCLE 1PK Remote Control for Remote Wireless PIR Motion Detector Alert Multi-function Sensing Door Bell Gate Entry Welcome Chime Doorbell Burglar Security Alarm
3 out of 5 stars
Aqara Zigbee Smart Door Window Sensor - Wireless Mini Contact Detector for Home Security, Compatible with Mijia Gateway, HomeKit & Mijia App From $22.99
4 options
Available in additional 4 optionsFrom$2299
Aqara Zigbee Smart Door Window Sensor - Wireless Mini Contact Detector for Home Security, Compatible with Mijia Gateway, HomeKit & Mijia App
1 out of 5 stars
ADT Blu Motion Sensor, Pet-Friendly Detector (Ignores Animals Under 85 lbs), 33-Ft Range, and Tamper Alerts, (Plan Required) $35.00
$3500
current price $35.00ADT Blu Motion Sensor, Pet-Friendly Detector (Ignores Animals Under 85 lbs), 33-Ft Range, and Tamper Alerts, (Plan Required)
Reduced price, 1/2 Mile Long Range Solar Wireless Driveway Alarm System IP65 Weatherproof Outdoor Motion Detectors&Sensor 120dB Siren Sound Light Security Alert System Monitor&Protect Outdoor/Indoor Property(1R2S) From $29.99
8 options
Available in additional 8 optionsFrom$2999
1/2 Mile Long Range Solar Wireless Driveway Alarm System IP65 Weatherproof Outdoor Motion Detectors&Sensor 120dB Siren Sound Light Security Alert System Monitor&Protect Outdoor/Indoor Property(1R2S)
4.5 out of 5 stars
Briidea Power Failure Outage Alarm for Freezer, with LED Indicator Lights and 80-120dB Adjustable Alarm, Perfect for Monitoring Refrigerators, Freezers, and Sewage From $19.99
Sponsored
From$1999
Briidea Power Failure Outage Alarm for Freezer, with LED Indicator Lights and 80-120dB Adjustable Alarm, Perfect for Monitoring Refrigerators, Freezers, and Sewage
4.6 out of 5 stars
Somfy Eolis 3D WireFree RTS Wind Sensor (White) - Wireless Battery Powered Wind Sensor to Retract Retractable Awnings Based on Wind Generated Movements - #1816081 $239.95
Sponsored
$23995
current price $239.95Somfy Eolis 3D WireFree RTS Wind Sensor (White) - Wireless Battery Powered Wind Sensor to Retract Retractable Awnings Based on Wind Generated Movements - #1816081
Plug in CO Monitor Detector with Digital Display Sound & Light for Home/Travel/Office1 PACK $16.99
$1699
current price $16.99Plug in CO Monitor Detector with Digital Display Sound & Light for Home/Travel/Office1 PACK
Best seller, X-Sense WiFi Water Leak Detector, No Hub Required, Leak & Freeze Sensor with App Alerts, Instant Notifications for Basement, Kitchen & Bathroom, 1-Pack From $17.99
Best seller
4 options
Available in additional 4 optionsFrom$1799
X-Sense WiFi Water Leak Detector, No Hub Required, Leak & Freeze Sensor with App Alerts, Instant Notifications for Basement, Kitchen & Bathroom, 1-Pack
4.7 out of 5 stars
Motion Light Sensor Switch,180 Degree PIR Degree Motion Sensor Detector Replacement for Flood Light for Outdoor LED $11.11
$1111
current price $11.11Motion Light Sensor Switch,180 Degree PIR Degree Motion Sensor Detector Replacement for Flood Light for Outdoor LED
3.3 out of 5 stars
CAZONER Natural Gas Detector & Propane Detector, 10-Year Lifespan, Gas Leak Sensor for LPG, LNG, Home Kitchen RV Methane & Propane Alarm, LCD Screen From $27.97
From$2797
CAZONER Natural Gas Detector & Propane Detector, 10-Year Lifespan, Gas Leak Sensor for LPG, LNG, Home Kitchen RV Methane & Propane Alarm, LCD Screen
4.4 out of 5 stars
Orbit B-Hyve Smart Flood, Leak Detector and Water Sensors, 3 Pack $34.39
$3439
current price $34.39Orbit B-Hyve Smart Flood, Leak Detector and Water Sensors, 3 Pack
4 out of 5 stars
Zircon Leak Alert Electronic Water Detector, Flood Sensor, Battery Powered Alarm, 90 dB From $14.99
From$1499
Zircon Leak Alert Electronic Water Detector, Flood Sensor, Battery Powered Alarm, 90 dB
4.8 out of 5 stars
Sabre Wireless Motion Detector Sensor System with Driveway Alert $29.43
$2943
current price $29.43Sabre Wireless Motion Detector Sensor System with Driveway Alert
4.3 out of 5 stars
Greengate Cooper PPS-4 Indoor Contact Input Photosensor Motion Sensor Occupancy Detector, White $169.99
$16999
current price $169.99Greengate Cooper PPS-4 Indoor Contact Input Photosensor Motion Sensor Occupancy Detector, White
LETWESAF Portable Radar Perimeter Security Alarm, 24GHz Precise Millimeter-Wave Radar Camping Perimeter Alarm, 1/2 Mile Range, Wireless Rechargeable Motion Detector for Outdoor Camping RV Property $219.99
Sponsored
$21999
current price $219.99LETWESAF Portable Radar Perimeter Security Alarm, 24GHz Precise Millimeter-Wave Radar Camping Perimeter Alarm, 1/2 Mile Range, Wireless Rechargeable Motion Detector for Outdoor Camping RV Property
4.6 out of 5 stars
Ortis WiFi Sump Pump Monitor, Real-Time Status, Overload/Float Jam/Power Outage Alerts, for 1/6HP-2HP Pumps, 1 Pack $99.99
Sponsored
$9999
current price $99.99Ortis WiFi Sump Pump Monitor, Real-Time Status, Overload/Float Jam/Power Outage Alerts, for 1/6HP-2HP Pumps, 1 Pack
Car Door Alarm Security Anti Lost Remind Vibration Alarm Sensor Detector $8.96
$896
current price $8.96Car Door Alarm Security Anti Lost Remind Vibration Alarm Sensor Detector
Clearhill PIR Motion Sensor, ceiling mount, embedded infrared motion detector, embedded occupancy sensor, 360° detection, 240V, adjustable timer and sensitivity, suitable for LED, range up to 6m IP42 From $10.39
2 options
Available in additional 2 optionsFrom$1039
Clearhill PIR Motion Sensor, ceiling mount, embedded infrared motion detector, embedded occupancy sensor, 360° detection, 240V, adjustable timer and sensitivity, suitable for LED, range up to 6m IP42
Wireless Home Security Driveway Alarm, Motion Sensor Detect Alert, Store Door Entry Chime Doorbell with 1 PIR Motion Sensor Detectors and 1 Wireless Plug-in Receiver for Front Doors Window Frames $14.98
$1498
current price $14.98Wireless Home Security Driveway Alarm, Motion Sensor Detect Alert, Store Door Entry Chime Doorbell with 1 PIR Motion Sensor Detectors and 1 Wireless Plug-in Receiver for Front Doors Window Frames
4.4 out of 5 stars
MesaSe Smart WiFi Infrared Detectors Motion Sensor Alarm $15.97
$1597
current price $15.97MesaSe Smart WiFi Infrared Detectors Motion Sensor Alarm
Tuya Smart Door Sensor Wireless WiFi Door Window Detector Smart Linkage Window Door Contact Sensor for Home Security $13.12
$1312
current price $13.12Tuya Smart Door Sensor Wireless WiFi Door Window Detector Smart Linkage Window Door Contact Sensor for Home Security
Wsdcam Glass Break Sensor Alarm 125dB Wireless Detector Vibration for Window Door Security - 4 Pack
Wsdcam Glass Break Sensor Alarm 125dB Wireless Detector Vibration for Window Door Security - 4 Pack
4.3 out of 5 stars
YoLink Motion Sensor, 1/4 Mile World's Longest Range Smart Home Indoor Wireless Motion Detector Sensor From $23.99
From$2399
YoLink Motion Sensor, 1/4 Mile World's Longest Range Smart Home Indoor Wireless Motion Detector Sensor
4.3 out of 5 stars
PQ125C Indoor&Outdoor Underground Water Leak Detector 3 Sensors, 9.84ft/3m Depth with Carrying Case - PQWT $1,049.00
$1,04900
current price $1,049.00PQ125C Indoor&Outdoor Underground Water Leak Detector 3 Sensors, 9.84ft/3m Depth with Carrying Case - PQWT
5 out of 5 stars
YoLink Smart Power Fail Alarm & Hub Kit, Smart Home Starter Kit with AC Power Outage Alert, LoRa Long-Range, Remote Monitoring, App Alerts, Text/SMS, Email Alerts, Alexa, IFTTT, Google Assistant From $34.99
Sponsored
From$3499
YoLink Smart Power Fail Alarm & Hub Kit, Smart Home Starter Kit with AC Power Outage Alert, LoRa Long-Range, Remote Monitoring, App Alerts, Text/SMS, Email Alerts, Alexa, IFTTT, Google Assistant
4.8 out of 5 stars
Briidea Sump Pump Alarm, 110dB Siren, LED Indicator, 10ft Float Switch, for Septic & Pond, Home Use, 1 Pack $62.59 Was $79.99
Sponsored
Now$6259
current price Now $62.59, Was $79.99$79.99
Briidea Sump Pump Alarm, 110dB Siren, LED Indicator, 10ft Float Switch, for Septic & Pond, Home Use, 1 Pack
4.3 out of 5 stars
Tuya WiFi Light Sensor Smart Home Illumination Sensor APP Linkage Control Brightness Detector Illumination Automation $18.79
$1879
current price $18.79Tuya WiFi Light Sensor Smart Home Illumination Sensor APP Linkage Control Brightness Detector Illumination Automation
GJX WiFi Door Sensor,Smart Window Door Sensor Alarm,Contact Sensor for Home Security,Wireless Magnetic Door Open Detector $14.67
$1467
current price $14.67GJX WiFi Door Sensor,Smart Window Door Sensor Alarm,Contact Sensor for Home Security,Wireless Magnetic Door Open Detector
Geeni Smart WiFi Water Leak Detector & Sensor, 80dB Alarm for Basement, Kitchen, Bathroom, White $18.99
$1899
current price $18.99Geeni Smart WiFi Water Leak Detector & Sensor, 80dB Alarm for Basement, Kitchen, Bathroom, White
4.5 out of 5 stars
1x Wireless Motion Sensor, 433MHz Wireless Infrared PIR Motion Detector for Home Security Alarm System $12.60
$1260
current price $12.601x Wireless Motion Sensor, 433MHz Wireless Infrared PIR Motion Detector for Home Security Alarm System
Wsdcam Window Alarm Sensors 125dB Ultra-Slim Wireless Glass Break Detector Vibration Alarm 8 Pack $52.99
$5299
current price $52.99Wsdcam Window Alarm Sensors 125dB Ultra-Slim Wireless Glass Break Detector Vibration Alarm 8 Pack
4.3 out of 5 stars
Wireless Driveway Alarm Motion Sensor Alert System 656FT Range Indoor Outdoor Waterproof Security Detector Kit with 2 Sensors 1 Receiver 38 Chimes 4 Volume Levels 433MHz $26.88
$2688
current price $26.88Wireless Driveway Alarm Motion Sensor Alert System 656FT Range Indoor Outdoor Waterproof Security Detector Kit with 2 Sensors 1 Receiver 38 Chimes 4 Volume Levels 433MHz
5 out of 5 stars
Riousery Mini PIR Motion Sensor Smart Detection 120 Degree Sensing Angle Infrared Detector Switch System for LED Closet Strip Lights DC 5-24V 0.47 inches / 12 mm White $11.42
$1142
current price $11.42Riousery Mini PIR Motion Sensor Smart Detection 120 Degree Sensing Angle Infrared Detector Switch System for LED Closet Strip Lights DC 5-24V 0.47 inches / 12 mm White
NFTIGB Liquid Level Transmitter Submersible Water Sensor Detector 4-20mA DC12-30V Stainless Steel Probe 3m / 118.11 inches for Water Tanks
NFTIGB Liquid Level Transmitter Submersible Water Sensor Detector 4-20mA DC12-30V Stainless Steel Probe 3m / 118.11 inches for Water Tanks
Aqara Motion Sensor - ZigBee Wireless Smart Human Body Detector for Mijia, Mi Home, and Apple HomeKit | Smart Home Automation From $22.94
From$2294
Aqara Motion Sensor - ZigBee Wireless Smart Human Body Detector for Mijia, Mi Home, and Apple HomeKit | Smart Home Automation
PIR Sensor Dual Passive Infrared Motion Detector Hard Wired Request to Exit for Residential or Commercial Burglar Alarm Systems $19.99
$1999
current price $19.99PIR Sensor Dual Passive Infrared Motion Detector Hard Wired Request to Exit for Residential or Commercial Burglar Alarm Systems
Driveway Alarm Wireless Outside Weatherproof, Solar Motion Sensor Detector, 1/2 Mile Long Range Driveway Alarm System with Portable Receiver, Home Security Alert System $35.99
$3599
current price $35.99Driveway Alarm Wireless Outside Weatherproof, Solar Motion Sensor Detector, 1/2 Mile Long Range Driveway Alarm System with Portable Receiver, Home Security Alert System
4.8 out of 5 stars
YoLink LoRa Smart Outdoor Motion Detector Sensor, Driveway Alert, Property Invasion/Tresspassing Detector, 1/4 Mile Open Air Range, Email/SMS/Push Alerts, Alexa, IFTTT, Home Assistant (Hub Required) From $35.59
From$3559
YoLink LoRa Smart Outdoor Motion Detector Sensor, Driveway Alert, Property Invasion/Tresspassing Detector, 1/4 Mile Open Air Range, Email/SMS/Push Alerts, Alexa, IFTTT, Home Assistant (Hub Required)
4.7 out of 5 stars
Uxcell Outdoor Motion Sensor, Replacement Infrared PIR Motion Detector DC24V 180 Adjustable Sensitivity 5S-6Min Delay Timer 0.6" Hole for Security Floodlight LED Lighting, White $14.99
$1499
current price $14.99Uxcell Outdoor Motion Sensor, Replacement Infrared PIR Motion Detector DC24V 180 Adjustable Sensitivity 5S-6Min Delay Timer 0.6" Hole for Security Floodlight LED Lighting, White
Wifi Natural Gas Sensor Tuya Smart Alarm Gas Leakage Detector Fire Security Digital LCD Temperature Display $21.13
$2113
current price $21.13Wifi Natural Gas Sensor Tuya Smart Alarm Gas Leakage Detector Fire Security Digital LCD Temperature Display
1 out of 5 stars
WIFI Wireless Smart Magnetic Door Window Sensor Detector Alarm For Google Home $12.99
$1299
current price $12.99WIFI Wireless Smart Magnetic Door Window Sensor Detector Alarm For Google Home
3.2 out of 5 stars
VORALYN 2026 New Smart Burglar Alarm, Driveway Alarm Wireless Outdoor Weatherproof Solar Infrared Detector Sensor, Monitor & Protect Property $35.97
$3597
current price $35.97VORALYN 2026 New Smart Burglar Alarm, Driveway Alarm Wireless Outdoor Weatherproof Solar Infrared Detector Sensor, Monitor & Protect Property
YoLink LoRa Smart Vibration Sensor & Hub Starter Kit: Hub & Smart Shock, Glass Break, Tamper, Movement Detector, Generator Running, Email/SMS/Push Alerts, 1/4 Mile Open Air Range, Alexa, IFTTT From $24.59
From$2459
YoLink LoRa Smart Vibration Sensor & Hub Starter Kit: Hub & Smart Shock, Glass Break, Tamper, Movement Detector, Generator Running, Email/SMS/Push Alerts, 1/4 Mile Open Air Range, Alexa, IFTTT
4.7 out of 5 stars
Safety Infrared Sensor, Automatic Single Beam Counterpart 12/24v, Waterproof Detector Alarm,1Pair 20m, for Home Gate Door Window Security System $15.99
$1599
current price $15.99Safety Infrared Sensor, Automatic Single Beam Counterpart 12/24v, Waterproof Detector Alarm,1Pair 20m, for Home Gate Door Window Security System
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