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Surveillance EquipmentAll CamerasAll Home AssistantsAll PhonesAll Resold at WalmartAll Security CamerasApple HomeKit Compatible DevicesArloCamera AccessoriesCell Phone AccessoriesComputer AccessoriesComputer MonitorsDesktop ComputersGeneral Electronic AccessoriesGoogleGoogle HomeGrades 6-12 ElectronicsHeadphonesHome Audio, Speakers & SoundbarsHome TheaterLaptop AccessoriesLaptopsNetworkingPC GamingPortable AudioRestored AutomotiveRestored HomeRestored PremiumRestored TechSecurity CamerasSecurity Cameras and Security Camera SystemsShop all Headphones & SpeakersShop by BenefitShop by BrandShop by CompatibilityShop by RoomShop Cameras by TypeSmart Energy and LightingSmart Home Assistants, Controllers & HubsSmart SpeakersSurveillance CamerasTP LinkWorks with AlexaWorks with Google Assistant
Room Sensor(433)
Uses item details. Price when purchased online
ADT Blu Motion Sensor, Pet-Friendly Detector (Ignores Animals Under 85 lbs), 33-Ft Range, and Tamper Alerts, (Plan Required) $35.00

Sponsored
$3500
current price $35.00ADT Blu Motion Sensor, Pet-Friendly Detector (Ignores Animals Under 85 lbs), 33-Ft Range, and Tamper Alerts, (Plan Required)
Room Alert 12S Proactive Environment Monitor – Built-in Temperature Sensor, Supports SSL/TLS, SNMP v3, App Alerts, Made in USA $779.00

Sponsored
$77900
current price $779.00Room Alert 12S Proactive Environment Monitor – Built-in Temperature Sensor, Supports SSL/TLS, SNMP v3, App Alerts, Made in USA
Vivnt Recessed Door Contact Sensor VS-DW2100-345 $17.95

Sponsored
$1795
current price $17.95Vivnt Recessed Door Contact Sensor VS-DW2100-345
Akicon Humidity Sensor Switch for Bathroom Fan, Ventilation, LED Night Light, Air Moisture Control, Timer, UL Listed, White $43.98 Was $59.99
Sponsored
Now$4398
current price Now $43.98, Was $59.99$59.99
Akicon Humidity Sensor Switch for Bathroom Fan, Ventilation, LED Night Light, Air Moisture Control, Timer, UL Listed, White
5 out of 5 stars
Ecobee EB-RSHM2PK-01 Decibel Rating 1 Maximum Range 1 Range White Household Sensors and Alarms Smart Sensor 2 Pieces 2 Pack $99.00

$9900
current price $99.00Ecobee 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
EB-RSHM2PK-01 SmartSensor - Pack of 2 $137.23

$13723
current price $137.23EB-RSHM2PK-01 SmartSensor - Pack of 2
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

2 options
Available in additional 2 optionsFrom$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
Best seller, Bitiwend Door Alarm Sensor Bitiwend Wireless Door Chime Alert for Kids Safety Home (1 Receiver+3 Sensors)
Best seller

Bitiwend Door Alarm Sensor Bitiwend Wireless Door Chime Alert for Kids Safety Home (1 Receiver+3 Sensors)
4 out of 5 stars
Wireless Home Security Alarm System, WiFi + 4G Dual‑Network 120dB DIY Security Kit, 16‑Piece Set, Quick Self‑Installation, for Apartment and Household Safety
Wireless Home Security Alarm System, WiFi + 4G Dual‑Network 120dB DIY Security Kit, 16‑Piece Set, Quick Self‑Installation, for Apartment and Household Safety
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
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
Shelly BLU H&T Display ZB Black, Bluetooth & Zigbee Operated Temperature & Humidity Levels Sensor, E-Paper Display, Home Assistant, Alexa, Google Home, Real-Time Monitoring, Long-Life Battery $25.99

Sponsored
$2599
current price $25.99Shelly BLU H&T Display ZB Black, Bluetooth & Zigbee Operated Temperature & Humidity Levels Sensor, E-Paper Display, Home Assistant, Alexa, Google Home, Real-Time Monitoring, Long-Life Battery
5 out of 5 stars
Shelly BLU Door/Window ZB Smart Door & Window Sensor with Bluetooth 5.0, Zigbee 3.0, Tilt & Light Detection- White $22.99

Sponsored
$2299
current price $22.99Shelly BLU Door/Window ZB Smart Door & Window Sensor with Bluetooth 5.0, Zigbee 3.0, Tilt & Light Detection- White
Room Alert 12S Proactive Environment Monitor Built-in Temperature Sensor, Supports SSL/TLS, SNMP v3, App Alerts, Made in USA $779.00

$77900
current price $779.00Room Alert 12S Proactive Environment Monitor Built-in Temperature Sensor, Supports SSL/TLS, SNMP v3, App Alerts, Made in USA
Philips Wiz Motion Sensor, White $24.50

$2450
current price $24.50Philips Wiz Motion Sensor, White
4.6 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
Emerson Sensi RS01-SG Room Sensor for Sensi Touch 2 - White $45.88

$4588
current price $45.88Emerson Sensi RS01-SG Room Sensor for Sensi Touch 2 - White
5 out of 5 stars
Best seller, Entry Sensor - Window and Door Protection - Compatible with Gen 3 Home Security System $41.99 Was $49.99 $10.50/ea
Best seller

Now$4199
current price Now $41.99, Was $49.99$49.99
$10.50/ea
Entry Sensor - Window and Door Protection - Compatible with Gen 3 Home Security System
4.6 out of 5 stars
SensorPush G1 WiFi Gateway - Temperature and Humidity Sensor Gateway for Data/Alerts from Anywhere via Internet - No Monthly Fee, Unlimited History $99.95

$9995
current price $99.95SensorPush 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
Indoor Motion Sensor Alarm, 125dB Wireless Infrared Security Detector with 328ft Remote Control for Home, Garage, Van $25.99

$2599
current price $25.99Indoor Motion Sensor Alarm, 125dB Wireless Infrared Security Detector with 328ft Remote Control for Home, Garage, Van
Best seller, Window Alarm, 10-Pack Wireless Window Door Entry Alarm Burglar Security Alarm Magnetic Sensor Ideal for Home, Garage, Apartment, Dorm, Office Was $19.40
Best seller

Window Alarm, 10-Pack Wireless Window Door Entry Alarm Burglar Security Alarm Magnetic Sensor Ideal for Home, Garage, Apartment, Dorm, Office
4.4 out of 5 stars
Shelly BLU Door/Window ZB Smart Door & Window Sensor with Bluetooth 5.0, Zigbee 3.0, Tilt & Light Detection- Black $22.99

Sponsored
$2299
current price $22.99Shelly BLU Door/Window ZB Smart Door & Window Sensor with Bluetooth 5.0, Zigbee 3.0, Tilt & Light Detection- Black
DAYBETTER 2 Pack Motion Sensor Night Light, 3 Color Temperatures and Dimming, Portable Magnetic Stair Light for Closet, Bedroom, Hallway, Bathroom From $11.49

Sponsored
From$1149
DAYBETTER 2 Pack Motion Sensor Night Light, 3 Color Temperatures and Dimming, Portable Magnetic Stair Light for Closet, Bedroom, Hallway, Bathroom
4.5 out of 5 stars
SimpliSafe Motion Sensor White CA001 Gen 2 Wireless Indoor Motion Sensor, 2 Pack $33.99

$3399
current price $33.99SimpliSafe Motion Sensor White CA001 Gen 2 Wireless Indoor Motion Sensor, 2 Pack
Vivint dw12 window and door sensor $38.95

$3895
current price $38.95Vivint dw12 window and door sensor
4.4 out of 5 stars
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

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

$4299
current price $42.99Hosmart HY001-1R+1S, 30ft Rechargeable Household Sensor & Alarm
4.8 out of 5 stars
Wsdcam Window Alarm Ultra-Slim Glass Break Sensor 125dB Home Security Alarm System-4 Pack
Wsdcam Window Alarm Ultra-Slim Glass Break Sensor 125dB Home Security Alarm System-4 Pack
4.3 out of 5 stars
Fdit Sensor ,USB/Battery Powered Motion Sensor Alarm MP3 Audio Player Infrared Induction, Infrared $15.39

$1539
current price $15.39Fdit Sensor ,USB/Battery Powered Motion Sensor Alarm MP3 Audio Player Infrared Induction, Infrared
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
GREENCYCLE 1PK Magnetic Sensor Detector Super Loud Shop Visitor Alert Chime Alarm Burglar Warning Door Window Sticker From $12.54

11 options
Available in additional 11 optionsFrom$1254
GREENCYCLE 1PK Magnetic Sensor Detector Super Loud Shop Visitor Alert Chime Alarm Burglar Warning Door Window Sticker
3 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

Sponsored
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
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

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)
4.5 out of 5 stars
Arlo All-in-One Sensor with 8 sensing functions for Home Security System MS1001-100NAS $29.99

$2999
current price $29.99Arlo All-in-One Sensor with 8 sensing functions for Home Security System MS1001-100NAS
4.3 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
Aeotec aerQ Temperature & Humidity Sensor: Smart Home Environmental Monitor $33.99

$3399
current price $33.99Aeotec aerQ Temperature & Humidity Sensor: Smart Home Environmental Monitor
4 out of 5 stars
Lennox 22V25 - Smart Room Sensor Designed to Pair with the Lennox S40 & E40 Smart Thermostats $129.89

$12989
current price $129.89Lennox 22V25 - Smart Room Sensor Designed to Pair with the Lennox S40 & E40 Smart Thermostats
4 out of 5 stars
RuuviTag Pro 3in1 Wireless Bluetooth Temperature, Air Humidity, and Motion Sensor IP67. Free app for Android/iOS. Made in Europe $57.90

$5790
current price $57.90RuuviTag Pro 3in1 Wireless Bluetooth Temperature, Air Humidity, and Motion Sensor IP67. Free app for Android/iOS. Made in Europe
5 out of 5 stars
Pritane 250V Ac/25A Digital Thermostat Touchscreen Underfloor Heating Room Controller Floor Sensor $26.09

$2609
current price $26.09Pritane 250V Ac/25A Digital Thermostat Touchscreen Underfloor Heating Room Controller Floor Sensor
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 $12.99

2 options
Available in additional 2 optionsFrom$1299
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
SimpliSafe 4 Pack Entry Sensor ES3 Door Window Protection Magnetic Home Security System $34.95 Was $40.55

Now$3495
current price Now $34.95, Was $40.55$40.55
SimpliSafe 4 Pack Entry Sensor ES3 Door Window Protection Magnetic Home Security System
3.8 out of 5 stars
Aeotec ZWA005 Z-Wave Plus TriSensor Multi-Sensor Gen5 $62.99

$6299
current price $62.99Aeotec ZWA005 Z-Wave Plus TriSensor Multi-Sensor Gen5
iON Digital Plunger Wireless Door Security Sensor, DSC (Plunger-D) $39.99

$3999
current price $39.99iON Digital Plunger Wireless Door Security Sensor, DSC (Plunger-D)
Eve Door & Window (Matter) Smart contact sensor for doors & windows, open/closed state, automatic control of accessories, notifications, Thread $38.00

$3800
current price $38.00Eve Door & Window (Matter) Smart contact sensor for doors & windows, open/closed state, automatic control of accessories, notifications, Thread
2 out of 5 stars
DAYBETTER 2 Pack Motion Sensor Night Light, 3 Color Temperatures and Dimming, Portable Magnetic Stair Light for Closet, Bedroom, Hallway, Bathroom From $11.49

2 options
Available in additional 2 optionsFrom$1149
DAYBETTER 2 Pack Motion Sensor Night Light, 3 Color Temperatures and Dimming, Portable Magnetic Stair Light for Closet, Bedroom, Hallway, Bathroom
4.5 out of 5 stars
Vive Caregiver Door and Window Alarm with Pager Wireless Sensor for Dementia Patients, Child Safety, and Home Security $99.99

$9999
current price $99.99Vive Caregiver Door and Window Alarm with Pager Wireless Sensor for Dementia Patients, Child Safety, and Home Security
2 out of 5 stars
Htovila WiFi Smart System Kit Multifunction Alarms Door Window Sensor Magnetic Home System Door Open Alert Wireless 2.4GHz Smart APP Remote Control OpeningClosing Detection Intelligent Link $39.58

$3958
current price $39.58Htovila WiFi Smart System Kit Multifunction Alarms Door Window Sensor Magnetic Home System Door Open Alert Wireless 2.4GHz Smart APP Remote Control OpeningClosing Detection Intelligent Link
Honeywell Redlink Wireless Out $95.81 Was $109.18

Now$9581
current price Now $95.81, Was $109.18$109.18
Honeywell Redlink Wireless Out
5 out of 5 stars
Roku Smart Home 5-Piece Home Monitoring System Bundle Wi-Fi-Enabled Indoor Battery-Powered with Free Self-Monitoring $55.99

$5599
current price $55.99Roku Smart Home 5-Piece Home Monitoring System Bundle Wi-Fi-Enabled Indoor Battery-Powered with Free Self-Monitoring
4.1 out of 5 stars
Room Alert Digital Active Power w/Temperature Sensor $119.00

$11900
current price $119.00Room Alert Digital Active Power w/Temperature Sensor
HomeZone Wi-Fi Smart Wireless Window and Door Sensor with App Alerts, White From $19.97

2 options
Available in additional 2 optionsFrom$1997
HomeZone Wi-Fi Smart Wireless Window and Door Sensor with App Alerts, White
4.3 out of 5 stars
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