Surveillance EquipmentAll Garmin ProductsNano DronesPortable TechStunt DroneView in your home - Tech2K Games3D Printers3D Printing Accessories3D Printing Pens4K TVs5G WirelessAcerActivisionAll ASUSAll CamcordersAll CamerasAll CanonAll DellAll Electronics Cleaning KitsAll GPS DevicesAll Home AssistantsAll Laptop ComputersAll MSIAll onnAll PhonesAll Premium TechAll Resold at WalmartAll Security CamerasAll Smart TVsAll TabletsAll TVsAndroid Smart WatchesAndroid TabletsAnkerApp-Based AccessoriesAppleApple AccessoriesApple HomeKit Compatible DevicesApple iPadApple iPhoneApple MacBookApple MusicApple WatchArloASUSAT&T WirelessAudio Visual AccessoriesCamcorder AccessoriesCamera AccessoriesCamera Bundles and KitsCar GPSCell Phone AccessoriesCobra ElectronicsComputer AccessoriesComputer ComponentsComputer MonitorsComputer ScannersComputer ServersComputer Software for Home & OfficeCorded PhonesCordless PhonesCreator & Media LaptopsCricket WirelessDellDesktop ComputersDrone AccessoriesDrones by BrandDrones by PriceDrones by Skill LevelDrones with CamerasElectronic ArtsEssential LaptopsFHD TVsFitbitFitness TrackersFoldable DronesFrame TVsFujifilmGarminGarmin GPSGarmin Smart WatchesGeneral Electronic AccessoriesGoogleGoogle HomeGoogle Pixel WatchesGoProGoPro Cameras & AccessoriesGPS AccessoriesGPS TrackersGrades 6-12 ElectronicsGrades K-5 ElectronicsHandheld GPS UnitsHDR TVsHeadphonesHeadsets & AccessoriesHome Audio, Speakers & SoundbarsHome TheaterHPInstant Film CamerasInternet Phone Products (VoIP)iPad & TabletsiPad AccessoriesJlab AudioKaraoke Machines and AccessoriesKids Smartwatches & Fitness TrackersLaptop AccessoriesLaptopsLaptops - Certified RefurbishedLaptops by Operating SystemLCD TVsLED TVsMini-LED TVsMobile Hotspots & Signal BoostersMotorcycle GPSMotorolaNest Compatible DevicesNetworkingNikonOnly at Walmart ElectronicsonnOtterboxPC GamingPortable AudioPortable TVsPre-K ElectronicsPremium AccessoriesPremium AudioPremium CamerasPremium Cell PhonesPremium ComputersPremium PC GamingPremium Smart HomePremium TabletsPremium TV & VideoPremium Wearable TechPrepaid PhonesPrinters & SuppliesQLED TVsRacing DronesRC DronesRCARed Light TherapyRed Light Therapy DevicesRefurbished AppleRefurbished LaptopsRefurbished TabletsRefurbished TVsResold AudioResold AutomotiveResold Baby GearResold Cell PhonesResold CollectiblesResold ElectronicsResold GamingResold Health & WellnessResold HomeResold Movies & MediaResold Sports & OutdoorsResold TVs & Home TheaterRestored AutomotiveRestored HomeRestored PremiumRestored TechRestored ToolsRokuSamsungSamsung Galaxy WatchesSamsung SmartThings Compatible DevicesSamsung TabletsSanyoSecurity CamerasSecurity Cameras and Security Camera SystemsSharpShop All DronesShop all Headphones & SpeakersShop by BenefitShop by BrandShop by CompatibilityShop by RoomShop Camcorders by TypeShop Cameras by BrandShop Cameras by TypeShop Computers by BrandShop Drones by TypeShop Electronics Accessories by BrandShop Laptops By BrandShop Laptops by Screen SizeShop Laptops by TypeShop Tablets by BrandShop Tablets by Operating SystemShop Tablets by Screen SizeShop TVs by BrandShop TVs by SizeSmart AppliancesSmart DisplaySmart Energy and LightingSmart GlassesSmart Health and FitnessSmart Home Assistants, Controllers & HubsSmart SpeakersSmart TVsSmart Watch AccessoriesSmart Watch CategoriesSmart WatchesSonySports & Action CamcordersSteelseriesStraight Talk WirelessStreaming DevicesSurveillance CamerasTablet AccessoriesTablets for KidsTCLTop Rated CamerasTop Rated Video CamerasTP LinkTruck GPSTV AccessoriesTVs - Certified RefurbishedUnlocked PhonesVtechWalkie Talkies & 2-Way RadiosWalmart Private Brand ElectronicsWaterproof CamerasWearable Tech for KidsWearable Technology by BrandWeb CamerasWeMo Compatible DevicesWindows TabletsWink Compatible DevicesWork & Business LaptopsWorks with AlexaWorks with Google Assistant
Sort by|
Surveillance EquipmentAll Garmin ProductsNano DronesPortable TechStunt DroneView in your home - Tech2K Games3D Printers3D Printing Accessories3D Printing Pens4K TVs5G WirelessAcerActivisionAll ASUSAll CamcordersAll CamerasAll CanonAll DellAll Electronics Cleaning KitsAll GPS DevicesAll Home AssistantsAll Laptop ComputersAll MSIAll onnAll PhonesAll Premium TechAll Resold at WalmartAll Security CamerasAll Smart TVsAll TabletsAll TVsAndroid Smart WatchesAndroid TabletsAnkerApp-Based AccessoriesAppleApple AccessoriesApple HomeKit Compatible DevicesApple iPadApple iPhoneApple MacBookApple MusicApple WatchArloASUSAT&T WirelessAudio Visual AccessoriesCamcorder AccessoriesCamera AccessoriesCamera Bundles and KitsCar GPSCell Phone AccessoriesCobra ElectronicsComputer AccessoriesComputer ComponentsComputer MonitorsComputer ScannersComputer ServersComputer Software for Home & OfficeCorded PhonesCordless PhonesCreator & Media LaptopsCricket WirelessDellDesktop ComputersDrone AccessoriesDrones by BrandDrones by PriceDrones by Skill LevelDrones with CamerasElectronic ArtsEssential LaptopsFHD TVsFitbitFitness TrackersFoldable DronesFrame TVsFujifilmGarminGarmin GPSGarmin Smart WatchesGeneral Electronic AccessoriesGoogleGoogle HomeGoogle Pixel WatchesGoProGoPro Cameras & AccessoriesGPS AccessoriesGPS TrackersGrades 6-12 ElectronicsGrades K-5 ElectronicsHandheld GPS UnitsHDR TVsHeadphonesHeadsets & AccessoriesHome Audio, Speakers & SoundbarsHome TheaterHPInstant Film CamerasInternet Phone Products (VoIP)iPad & TabletsiPad AccessoriesJlab AudioKaraoke Machines and AccessoriesKids Smartwatches & Fitness TrackersLaptop AccessoriesLaptopsLaptops - Certified RefurbishedLaptops by Operating SystemLCD TVsLED TVsMini-LED TVsMobile Hotspots & Signal BoostersMotorcycle GPSMotorolaNest Compatible DevicesNetworkingNikonOnly at Walmart ElectronicsonnOtterboxPC GamingPortable AudioPortable TVsPre-K ElectronicsPremium AccessoriesPremium AudioPremium CamerasPremium Cell PhonesPremium ComputersPremium PC GamingPremium Smart HomePremium TabletsPremium TV & VideoPremium Wearable TechPrepaid PhonesPrinters & SuppliesQLED TVsRacing DronesRC DronesRCARed Light TherapyRed Light Therapy DevicesRefurbished AppleRefurbished LaptopsRefurbished TabletsRefurbished TVsResold AudioResold AutomotiveResold Baby GearResold Cell PhonesResold CollectiblesResold ElectronicsResold GamingResold Health & WellnessResold HomeResold Movies & MediaResold Sports & OutdoorsResold TVs & Home TheaterRestored AutomotiveRestored HomeRestored PremiumRestored TechRestored ToolsRokuSamsungSamsung Galaxy WatchesSamsung SmartThings Compatible DevicesSamsung TabletsSanyoSecurity CamerasSecurity Cameras and Security Camera SystemsSharpShop All DronesShop all Headphones & SpeakersShop by BenefitShop by BrandShop by CompatibilityShop by RoomShop Camcorders by TypeShop Cameras by BrandShop Cameras by TypeShop Computers by BrandShop Drones by TypeShop Electronics Accessories by BrandShop Laptops By BrandShop Laptops by Screen SizeShop Laptops by TypeShop Tablets by BrandShop Tablets by Operating SystemShop Tablets by Screen SizeShop TVs by BrandShop TVs by SizeSmart AppliancesSmart DisplaySmart Energy and LightingSmart GlassesSmart Health and FitnessSmart Home Assistants, Controllers & HubsSmart SpeakersSmart TVsSmart Watch AccessoriesSmart Watch CategoriesSmart WatchesSonySports & Action CamcordersSteelseriesStraight Talk WirelessStreaming DevicesSurveillance CamerasTablet AccessoriesTablets for KidsTCLTop Rated CamerasTop Rated Video CamerasTP LinkTruck GPSTV AccessoriesTVs - Certified RefurbishedUnlocked PhonesVtechWalkie Talkies & 2-Way RadiosWalmart Private Brand ElectronicsWaterproof CamerasWearable Tech for KidsWearable Technology by BrandWeb CamerasWeMo Compatible DevicesWindows TabletsWink Compatible DevicesWork & Business LaptopsWorks with AlexaWorks with Google Assistant

Electronics Sensor

Uses item details. Price when purchased online

Swann Swann Water Leak Alarm Sensor, Home Water Detector, Wireless Wi-Fi Connection, No Hub Required, Smartphone Alerts, Early Flood Detection From $20.95

Swann Swann Water Leak Alarm Sensor, Home Water Detector, Wireless Wi-Fi Connection, No Hub Required, Smartphone Alerts, Early Flood Detection
Options
Sponsored
From$2095

Swann Swann Water Leak Alarm Sensor, Home Water Detector, Wireless Wi-Fi Connection, No Hub Required, Smartphone Alerts, Early Flood Detection

4.1 out of 5 Stars. 116 reviews
Save with
Walmart Plus

Room Alert 12S Proactive Environment Monitor – Built-in Temperature Sensor, Supports SSL/TLS, SNMP v3, App Alerts, Made in USA $779.00

Room Alert 12S Proactive Environment Monitor – Built-in Temperature Sensor, Supports SSL/TLS, SNMP v3, App Alerts, Made in USA
Sponsored
current price $779.00

Room Alert 12S Proactive Environment Monitor – Built-in Temperature Sensor, Supports SSL/TLS, SNMP v3, App Alerts, Made in USA

TOPGREENER Motion Sensor Switch with Ambient Light Level, Occupancy & Vacancy Modes, No Neutral Required, Ground Wire Required, 150W LED/CFL, Single Pole, TDOS5-JM-W-2PCS, White, 2 Pack From $19.99

TOPGREENER Motion Sensor Switch with Ambient Light Level, Occupancy & Vacancy Modes, No Neutral Required, Ground Wire Required, 150W LED/CFL, Single Pole, TDOS5-JM-W-2PCS, White, 2 Pack
Options
Sponsored
From$1999

TOPGREENER Motion Sensor Switch with Ambient Light Level, Occupancy & Vacancy Modes, No Neutral Required, Ground Wire Required, 150W LED/CFL, Single Pole, TDOS5-JM-W-2PCS, White, 2 Pack

3 out of 5 Stars. 4 reviews
Save with
Walmart Plus

Briidea ‎LD-078 110dB, Switch Household Sensors & Alarms $74.99

Briidea ‎LD-078 110dB, Switch Household Sensors & Alarms
Sponsored
current price $74.99

Briidea ‎LD-078 110dB, Switch Household Sensors & Alarms

4 out of 5 Stars. 2 reviews
Save with
Walmart Plus

2Pairs Smart Door Sensor, WiFi Window Door Sensor Alarm, Contact Sensor for Home Security, Smart Home Automation $13.80

2Pairs Smart Door Sensor, WiFi Window Door Sensor Alarm, Contact Sensor for Home Security, Smart Home Automation
current price $13.80

2Pairs Smart Door Sensor, WiFi Window Door Sensor Alarm, Contact Sensor for Home Security, Smart Home Automation

5 out of 5 Stars. 1 reviews

Ecobee EB-RSHM2PK-01 Decibel Rating 1 Maximum Range 1 Range White Household Sensors and Alarms Smart Sensor 2 Pieces 2 Pack $89.99

Ecobee EB-RSHM2PK-01 Decibel Rating 1 Maximum Range 1 Range White Household Sensors and Alarms Smart Sensor 2 Pieces 2 Pack
current price $89.99

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. 202 reviews

Ring - Alarm Contact Sensor (2nd Gen) (6-Pack) - White $92.98

Ring - Alarm Contact Sensor (2nd Gen) (6-Pack) - White
current price $92.98

Ring - Alarm Contact Sensor (2nd Gen) (6-Pack) - White

4 out of 5 Stars. 2 reviews

Best seller Google Nest Temperature Sensor

Google Nest Temperature Sensor

Google Nest Temperature Sensor

4.8 out of 5 Stars. 1262 reviews
Save with
Walmart Plus

Honeywell Home RedLINK 3.0 indoor sensors for T10+ (2-Pack) $96.99

Honeywell Home RedLINK 3.0 indoor sensors for T10+ (2-Pack)
current price $96.99

Honeywell Home RedLINK 3.0 indoor sensors for T10+ (2-Pack)

5 out of 5 Stars. 2 reviews

Homezone Wi-Fi Smart Wireless Window/Door Alarm Sensor, White, 1 Alarm Included From $19.97

Homezone Wi-Fi Smart Wireless Window/Door Alarm Sensor, White, 1 Alarm Included
Available in additional 2 options
Options
From$1997

Homezone Wi-Fi Smart Wireless Window/Door Alarm Sensor, White, 1 Alarm Included

4.3 out of 5 Stars. 31 reviews
Save with
Walmart Plus

YoLink LoRa Smart Door Sensor Starter Kit: - 1/4 Mile Open-Air Range, Door Left-Open Reminders,5 Years Battery Life, SMS/Text, Email & App Alerts, Alexa, IFTTT, Home Assistant From $16.95

YoLink LoRa Smart Door Sensor Starter Kit: - 1/4 Mile Open-Air Range, Door Left-Open Reminders,5 Years Battery Life, SMS/Text, Email & App Alerts, Alexa, IFTTT, Home Assistant
Options
Sponsored
From$1695

YoLink LoRa Smart Door Sensor Starter Kit: - 1/4 Mile Open-Air Range, Door Left-Open Reminders,5 Years Battery Life, SMS/Text, Email & App Alerts, Alexa, IFTTT, Home Assistant

4.6 out of 5 Stars. 29 reviews
Save with
Walmart Plus

Driveway Alarm 656ft Wireless Driveway Alarm Outdoor Weather Resistant Motion Sensor-DIY Security Alert-Monitor with 38 Chimes for Indoor Outdoor Use $25.99 Was $39.39

Driveway Alarm 656ft Wireless Driveway Alarm Outdoor Weather Resistant Motion Sensor-DIY Security Alert-Monitor with 38 Chimes for Indoor Outdoor Use
Sponsored
current price Now $25.99, Was $39.39

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. 86 reviews
Save with
Walmart Plus

Security & Spy Motion Sensors Household Sensor & Alarm $25.00

Security & Spy Motion Sensors Household Sensor & Alarm
current price $25.00

Security & Spy Motion Sensors Household Sensor & Alarm

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

Sgokeen Wireless Door Sensor Door Entry Chime, Door Open Alert with 600ft Range LED Indicators Receivers + Sensors Wireless Door Alarm,58 Ringtones Black
Options
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. 88 reviews
Save with
Walmart Plus

DICEEVIL Driveway Alarm, 656ft Wireless Driveway Alarm Outdoor Weather Resistant Motion Sensor- Security Alert-Monitor with 38 Chimes for Indoor Outdoor Use $17.99

DICEEVIL Driveway Alarm, 656ft Wireless Driveway Alarm Outdoor Weather Resistant Motion Sensor- Security Alert-Monitor with 38 Chimes for Indoor Outdoor Use
current price $17.99

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

4 out of 5 Stars. 2 reviews
Save with
Walmart Plus

XODO Motion Sensor 2-Pack - Smart Home Security, Works with Google & Alexa, Easy Install $19.99 $19.99/lb

XODO Motion Sensor 2-Pack - Smart Home Security, Works with Google & Alexa, Easy Install
current price $19.99
$19.99/lb

XODO Motion Sensor 2-Pack - Smart Home Security, Works with Google & Alexa, Easy Install

4 out of 5 Stars. 4 reviews

Tuya WiFi Light Sensor Smart Home Illumination Sensor APP Linkage Control Brightness Detector Illumination Automation $20.49

Tuya WiFi Light Sensor Smart Home Illumination Sensor APP Linkage Control Brightness Detector Illumination Automation
current price $20.49

Tuya WiFi Light Sensor Smart Home Illumination Sensor APP Linkage Control Brightness Detector Illumination Automation

Electronic Vibration Sensor SW-420 Shake Switch 12V 10mA Straight Pin 20 Pcs $9.09

Electronic Vibration Sensor SW-420 Shake Switch 12V 10mA Straight Pin 20 Pcs
current price $9.09

Electronic Vibration Sensor SW-420 Shake Switch 12V 10mA Straight Pin 20 Pcs

Geevon 6 Pack Water Leak Detectors for Home, 135dB Water Leak Sensor Flood Detection Water Alarms for Basements, Bathrooms, Kitchens, Garages, and Attics, Battery-Operated (Battery Included) Was $28.99

Geevon 6 Pack Water Leak Detectors for Home, 135dB Water Leak Sensor Flood Detection Water Alarms for Basements, Bathrooms, Kitchens, Garages, and Attics, Battery-Operated (Battery Included)
Available in additional 3 options
Options

Geevon 6 Pack Water Leak Detectors for Home, 135dB Water Leak Sensor Flood Detection Water Alarms for Basements, Bathrooms, Kitchens, Garages, and Attics, Battery-Operated (Battery Included)

5 out of 5 Stars. 2 reviews
Save with
Walmart Plus

2Pcs HLK-LD2410C 24G Human Presence Sensor BT Function App Radar Sensing Module FMCW Millimeter Wave Motion Detection $11.59

2Pcs HLK-LD2410C 24G Human Presence Sensor BT Function App Radar Sensing Module FMCW Millimeter Wave Motion Detection
current price $11.59

2Pcs HLK-LD2410C 24G Human Presence Sensor BT Function App Radar Sensing Module FMCW Millimeter Wave Motion Detection

Best seller 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

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)
Options
Sponsored
From$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)

4.4 out of 5 Stars. 63 reviews

Hosmart Wireless Driveway Alarm 1/2 Mile Range Outdoor Motion Sensor Household Sensors & Alarm From $34.99

Hosmart Wireless Driveway Alarm 1/2 Mile Range Outdoor Motion Sensor Household Sensors & Alarm
Options
Sponsored
From$3499

Hosmart Wireless Driveway Alarm 1/2 Mile Range Outdoor Motion Sensor Household Sensors & Alarm

4.6 out of 5 Stars. 70 reviews
Save with
Walmart Plus

Water Leak Bug Monitoring Sensor with Alarm 6 Pack - Electronic Flood Detector for Kitchen & Basement- Detects as Little as 1/32" of Liquid - Overflow Alert Beeps Loudly - Gift for New Homeowners

Water Leak Bug Monitoring Sensor with Alarm 6 Pack - Electronic Flood Detector for Kitchen & Basement- Detects as Little as 1/32" of Liquid - Overflow Alert Beeps Loudly - Gift for New Homeowners

Water Leak Bug Monitoring Sensor with Alarm 6 Pack - Electronic Flood Detector for Kitchen & Basement- Detects as Little as 1/32" of Liquid - Overflow Alert Beeps Loudly - Gift for New Homeowners

Entry Sensor (Pack of 4) Was $49.99

Entry Sensor (Pack of 4)

Entry Sensor (Pack of 4)

4.8 out of 5 Stars. 25 reviews

Best seller 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 $17.99 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 $17.99, 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

4.4 out of 5 Stars. 220 reviews
Save with
Walmart Plus

Tuya Smart Temperature and Humidity Sensor WiFi APP Remote Monitor $10.45

Tuya Smart Temperature and Humidity Sensor WiFi APP Remote Monitor
current price $10.45

Tuya Smart Temperature and Humidity Sensor WiFi APP Remote Monitor

5 out of 5 Stars. 2 reviews

Honeywell Ademco 5821 Wireless Temperature & Leak Sensor Home Security Monitoring $46.99

Honeywell Ademco 5821 Wireless Temperature & Leak Sensor Home Security Monitoring
current price $46.99

Honeywell Ademco 5821 Wireless Temperature & Leak Sensor Home Security Monitoring

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 $10.49

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 3 options
Options
From$1049

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

3.9 out of 5 Stars. 131 reviews
Save with
Walmart Plus

Tuya ZigBee Light Sensor Luminance Sensor Beam Sensor Real-Time Luminance Detection Smart Home Automation App Control,1 x Light Sensor,White $15.00

Tuya ZigBee Light Sensor Luminance Sensor Beam Sensor Real-Time Luminance Detection Smart Home Automation App Control,1 x Light Sensor,White
current price $15.00

Tuya ZigBee Light Sensor Luminance Sensor Beam Sensor Real-Time Luminance Detection Smart Home Automation App Control,1 x Light Sensor,White

3X Tuya Zigbee PIR Motion Sensor Human Body Motion Sensor Smart Life Control Works with Home $14.72

3X Tuya Zigbee PIR Motion Sensor Human Body Motion Sensor Smart Life Control Works with Home
current price $14.72

3X Tuya Zigbee PIR Motion Sensor Human Body Motion Sensor Smart Life Control Works with Home

2 out of 5 Stars. 1 reviews

Hosmart HY001-1R+1S, 30ft Rechargeable Household Sensor & Alarm $42.99

Hosmart HY001-1R+1S, 30ft Rechargeable Household Sensor & Alarm
Sponsored
current price $42.99

Hosmart HY001-1R+1S, 30ft Rechargeable Household Sensor & Alarm

4.2 out of 5 Stars. 6 reviews
Save with
Walmart Plus

Best seller GasKnight 2.0 Natural Gas Detector, Propane Detector, Natural Gas Leak Detection. Plug-In Gas Leak Alarm W LCD Display $34.99

GasKnight 2.0 Natural Gas Detector, Propane Detector, Natural Gas Leak Detection. Plug-In Gas Leak Alarm W LCD Display
Sponsored
current price $34.99

GasKnight 2.0 Natural Gas Detector, Propane Detector, Natural Gas Leak Detection. Plug-In Gas Leak Alarm W LCD Display

3.9 out of 5 Stars. 56 reviews
Save with
Walmart Plus

5 Pieces HC-SR501 PIR IR Passive Infrared Motion Detector Sensor Module for Arduino DIY $11.49

5 Pieces HC-SR501 PIR IR Passive Infrared Motion Detector Sensor Module for Arduino DIY
current price $11.49

5 Pieces HC-SR501 PIR IR Passive Infrared Motion Detector Sensor Module for Arduino DIY

NEW AMBIENT LIGHT SENSOR 25713063 FOR $10.99

NEW AMBIENT LIGHT SENSOR 25713063 FOR
current price $10.99

NEW AMBIENT LIGHT SENSOR 25713063 FOR

Fosmon WaveLink Wireless Motion Sensor Alarm, 500FT Battery Operated Motion Detector Alarm With Plug In Receiver, Weather Resistant Driveway Alarm, Indoor Outdoor Door Chime For Business, Store, Home $21.99

Fosmon WaveLink Wireless Motion Sensor Alarm, 500FT Battery Operated Motion Detector Alarm With Plug In Receiver, Weather Resistant Driveway Alarm, Indoor Outdoor Door Chime For Business, Store, Home
current price $21.99

Fosmon WaveLink Wireless Motion Sensor Alarm, 500FT Battery Operated Motion Detector Alarm With Plug In Receiver, Weather Resistant Driveway Alarm, Indoor Outdoor Door Chime For Business, Store, Home

3.8 out of 5 Stars. 33 reviews
Save with
Walmart Plus

Portable Motion Sensor Alarm And Entrance Alert Chime With 90dB Siren Sound $14.50

Portable Motion Sensor Alarm And Entrance Alert Chime With 90dB Siren Sound
current price $14.50

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

4 out of 5 Stars. 13 reviews

Electronic Vibration Sensor SW-420 Shake Switch 12V 10mA Curved Pin 10 Pcs $7.49

Electronic Vibration Sensor SW-420 Shake Switch 12V 10mA Curved Pin 10 Pcs
current price $7.49

Electronic Vibration Sensor SW-420 Shake Switch 12V 10mA Curved Pin 10 Pcs

Driveway Alarm Wireless Outside Motion Sensor Alarm with Receiver Weatherproof Infrared Sensor, Indoor Home Security Business Alert System Detector(1Pcs)

Driveway Alarm Wireless Outside Motion Sensor Alarm with Receiver Weatherproof Infrared Sensor, Indoor Home Security Business Alert System Detector(1Pcs)

Driveway Alarm Wireless Outside Motion Sensor Alarm with Receiver Weatherproof Infrared Sensor, Indoor Home Security Business Alert System Detector(1Pcs)

WIFI Wireless Smart Magnetic Door Window Sensor Detector Alarm For Google Home $11.95

WIFI Wireless Smart Magnetic Door Window Sensor Detector Alarm For Google Home
current price $11.95

WIFI Wireless Smart Magnetic Door Window Sensor Detector Alarm For Google Home

3.7 out of 5 Stars. 3 reviews

Eve Door & Window (Matter) Smart contact sensor for doors & windows, open/closed state, automatic control of accessories, notifications, Thread $36.94 Was $43.95

Eve Door & Window (Matter) Smart contact sensor for doors & windows, open/closed state, automatic control of accessories, notifications, Thread
current price Now $36.94, Was $43.95

Eve Door & Window (Matter) Smart contact sensor for doors & windows, open/closed state, automatic control of accessories, notifications, Thread

XIHAMA 25-80dB, 100 meters Motion Household Sensor & Alarm 5 Pieces $32.92

XIHAMA 25-80dB, 100 meters Motion Household Sensor & Alarm 5 Pieces
current price $32.92

XIHAMA 25-80dB, 100 meters Motion Household Sensor & Alarm 5 Pieces

4.4 out of 5 Stars. 15 reviews
Save with
Walmart Plus

Seco-Larm E-931-S35RRQ Enforcer Wall Mounted Photoelectric Beam Sensor with 35ft $53.75 Was $69.25

Seco-Larm E-931-S35RRQ Enforcer Wall Mounted Photoelectric Beam Sensor with 35ft
current price Now $53.75, Was $69.25

Seco-Larm E-931-S35RRQ Enforcer Wall Mounted Photoelectric Beam Sensor with 35ft

5 out of 5 Stars. 2 reviews

Driveway Alarm Wireless, Outdoor Motion Sensor Alarm with Motion Detector, Weatherproof Solar Driveway Alarm, 700 ft Range, 1 Receiver and 1 Sensor, Home Security System, Black $27.99

Driveway Alarm Wireless, Outdoor Motion Sensor Alarm with Motion Detector, Weatherproof Solar Driveway Alarm, 700 ft Range, 1 Receiver and 1 Sensor, Home Security System, Black
current price $27.99

Driveway Alarm Wireless, Outdoor Motion Sensor Alarm with Motion Detector, Weatherproof Solar Driveway Alarm, 700 ft Range, 1 Receiver and 1 Sensor, Home Security System, Black

4.2 out of 5 Stars. 78 reviews
Save with
Walmart Plus

Supplemental Hosmart Alarm Sensor (1 Sensor ) $34.99

Supplemental Hosmart Alarm Sensor (1 Sensor )
current price $34.99

Supplemental Hosmart Alarm Sensor (1 Sensor )

3 out of 5 Stars. 7 reviews
Save with
Walmart Plus

Emerson Sensi RS01-SG Room Sensor for Sensi Touch 2 - White $39.99

Emerson Sensi RS01-SG Room Sensor for Sensi Touch 2 - White
current price $39.99

Emerson Sensi RS01-SG Room Sensor for Sensi Touch 2 - White

5 out of 5 Stars. 2 reviews
Save with
Walmart Plus

Bitiwend, 16ft Black Motion Household Sensors & Alarms Was $14.98

Bitiwend, 16ft Black Motion Household Sensors & Alarms
Black, variant on Bitiwend, 16ft Black Motion Household Sensors & Alarms
gray 1 sensor+1 receiver, variant on Bitiwend, 16ft Black Motion Household Sensors & Alarms
Options

Bitiwend, 16ft Black Motion Household Sensors & Alarms

4 out of 5 Stars. 70 reviews
Save with
Walmart Plus

MOBI Smart Home 2.4GHz WiFi Water Leak Sensor, Water Sensor, Water Detector Alarm; Water Leak & Flood Detector, Smart Notification App, Expand with Cameras & Smart Home Devices. Battery INCLUDED From $14.99

MOBI Smart Home 2.4GHz WiFi Water Leak Sensor, Water Sensor, Water Detector Alarm; Water Leak & Flood Detector, Smart Notification App, Expand with Cameras & Smart Home Devices. Battery INCLUDED
Available in additional 3 options
Options
From$1499

MOBI Smart Home 2.4GHz WiFi Water Leak Sensor, Water Sensor, Water Detector Alarm; Water Leak & Flood Detector, Smart Notification App, Expand with Cameras & Smart Home Devices. Battery INCLUDED

4.9 out of 5 Stars. 9 reviews
Save with
Walmart Plus

2X Tuya Smart Temperature and Humidity Sensor WiFi APP Remote Monitor for Home Var Work with Alexa $15.81

2X Tuya Smart Temperature and Humidity Sensor WiFi APP Remote Monitor for Home Var Work with Alexa
current price $15.81

2X Tuya Smart Temperature and Humidity Sensor WiFi APP Remote Monitor for Home Var Work with Alexa

3.5 out of 5 Stars. 2 reviews

Philips Hue Smart Motion Sensor, Hub Required $58.25

Philips Hue Smart Motion Sensor, Hub Required
current price $58.25

Philips Hue Smart Motion Sensor, Hub Required

4 out of 5 Stars. 4 reviews

Eve Door & Window (Matter) 3 pack Smart contact sensor for doors & windows, open/closed state, automatic control of accessories, notifications, Thread $109.95

Eve Door & Window (Matter) 3 pack Smart contact sensor for doors & windows, open/closed state, automatic control of accessories, notifications, Thread
current price $109.95

Eve Door & Window (Matter) 3 pack Smart contact sensor for doors & windows, open/closed state, automatic control of accessories, notifications, Thread

Other options to consider

View all

Popular in Electronics Sensor

Related Products