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Surveillance EquipmentAll CamerasAll Home AssistantsAll PhonesAll Resold at WalmartAll Security CamerasApple HomeKit Compatible DevicesCamera AccessoriesComputer AccessoriesComputer MonitorsDesktop ComputersGoogleGoogle HomeGrades 6-12 ElectronicsHeadphonesHome Audio, Speakers & SoundbarsLaptop AccessoriesLaptopsNetworkingPC GamingPortable AudioResold ElectronicsRestored AutomotiveRestored HomeRestored PremiumRestored TechRestored ToolsSecurity 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 CamerasWorks with AlexaWorks with Google Assistant
Room Sensor(410)
Uses item details. Price when purchased online
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
Akicon Humidity Sensor Switch for Bathroom Exhaust Fan, Ventilation fan, LED Light, Night Light, Air Moisture Control, Timer Switch for Bathroom Fan, UL Listed, White $43.99
Sponsored
$4399
current price $43.99Akicon Humidity Sensor Switch for Bathroom Exhaust Fan, Ventilation fan, LED Light, Night Light, Air Moisture Control, Timer Switch for Bathroom Fan, UL Listed, White
15 out of 5 Stars. 1 reviews
SimpliSafe 4 Pack Entry Sensor ES3 Door Window Protection Magnetic Home Security System $41.55
Sponsored
$4155
current price $41.55SimpliSafe 4 Pack Entry Sensor ES3 Door Window Protection Magnetic Home Security System
Hosmart Wireless Driveway Alarm 1/2 Mile Range Outdoor Motion Sensor Household Sensors & Alarm From $34.99
Sponsored
From$3499
Hosmart Wireless Driveway Alarm 1/2 Mile Range Outdoor Motion Sensor Household Sensors & Alarm
864.6 out of 5 Stars. 86 reviews
Riousery Smart Home Temperature And Humidity Sensor High Accuracy 2.4GHz Wireless Digital Hygrometer Indoor Thermometer with LED Indicator For Room 4.72 inches / 12 cm $23.30
$2330
current price $23.30Riousery Smart Home Temperature And Humidity Sensor High Accuracy 2.4GHz Wireless Digital Hygrometer Indoor Thermometer with LED Indicator For Room 4.72 inches / 12 cm
Best seller 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)
1244.1 out of 5 Stars. 124 reviews
Honeywell Home Smart Room Sensor Designed for the T9 Series Thermostat $37.28
$3728
current price $37.28Honeywell Home Smart Room Sensor Designed for the T9 Series Thermostat
243.9 out of 5 Stars. 24 reviews
Google Nest Temperature Sensor
Google Nest Temperature Sensor
11614.8 out of 5 Stars. 1161 reviews
Best seller Door Window Alarm, Personal Security Window, Burglar Alarm, Home Security Wireless Magnetic Sensor Anti-Theft Alarm (4 Pcs) Home Alarm(Batteries not included) From $10.49
2 options
Available in additional 2 optionsFrom$1049
Door Window Alarm, Personal Security Window, Burglar Alarm, Home Security Wireless Magnetic Sensor Anti-Theft Alarm (4 Pcs) Home Alarm(Batteries not included)
2023.8 out of 5 Stars. 202 reviews
Honeywell Home - Smart Room Sensor (2-Pack) - White $80.74
$8074
current price $80.74Honeywell Home - Smart Room Sensor (2-Pack) - White
234.1 out of 5 Stars. 23 reviews
Best seller 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 $26.99 Was $39.99
Sponsored
Now$2699
current price Now $26.99, Was $39.99$39.99
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
1304.3 out of 5 Stars. 130 reviews
Door Stopper Security Bar with Alarm, 2-in-1 Adjustable Door Knob Jammer & Sliding Door Bar, Black, 300 lbs of Force, by Guard Dog Security From $49.99
Sponsored
From$4999
Door Stopper Security Bar with Alarm, 2-in-1 Adjustable Door Knob Jammer & Sliding Door Bar, Black, 300 lbs of Force, by Guard Dog Security
464.5 out of 5 Stars. 46 reviews
SimpliSafe Entry ES3 Door Sensor White Magnetic Home Security (Latest) $17.99
$1799
current price $17.99SimpliSafe Entry ES3 Door Sensor White Magnetic Home Security (Latest)
65 out of 5 Stars. 6 reviews
Clearance Smart WiFi Door & Window Sensor - Wireless Home Security Entry Detector with Real-Time Message Notifications, Ideal for Monitoring Door/Window Open Status in Smart Homes Was $6.99
Smart WiFi Door & Window Sensor - Wireless Home Security Entry Detector with Real-Time Message Notifications, Ideal for Monitoring Door/Window Open Status in Smart Homes
Window Alarm, 10-Pack Wireless Window Door Entry Alarm Burglar Security Alarm Magnetic Sensor Ideal for Home, Garage, Apartment, Dorm, Office Was $15.61
Window Alarm, 10-Pack Wireless Window Door Entry Alarm Burglar Security Alarm Magnetic Sensor Ideal for Home, Garage, Apartment, Dorm, Office
104.4 out of 5 Stars. 10 reviews
Pro1 IAQ R251S Wired Indoor Sensor with Up to 300ft Range $39.24
$3924
current price $39.24Pro1 IAQ R251S Wired Indoor Sensor with Up to 300ft Range
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 $13.58
From$1358
Sgokeen Wireless Door Sensor Door Entry Chime, Door Open Alert with 600ft Range LED Indicators Receivers + Sensors Wireless Door Alarm,58 Ringtones Black
1034.1 out of 5 Stars. 103 reviews
WiFi Smart Motion Sensor Alarm Indoor Infrared PIR Detector Siren Tuya Smart APP Control Wireless Trigger Player Home Security
WiFi Smart Motion Sensor Alarm Indoor Infrared PIR Detector Siren Tuya Smart APP Control Wireless Trigger Player Home Security
24.5 out of 5 Stars. 2 reviews
Smart WiFi Door and Window Sensor, No Hub Required Wireless Contact Sensor with App Alerts, Compatible with Alexa & Google Assistant(White, Battery Not Included)
Smart WiFi Door and Window Sensor, No Hub Required Wireless Contact Sensor with App Alerts, Compatible with Alexa & Google Assistant(White, Battery Not Included)
HomeZone Wi-Fi Smart Keypad Controlled Window or Door Alarm with Magnetic Switch, Compatible with Alexa and Google Assistant, White, 4 oz $14.97
$1497
current price $14.97HomeZone Wi-Fi Smart Keypad Controlled Window or Door Alarm with Magnetic Switch, Compatible with Alexa and Google Assistant, White, 4 oz
623.5 out of 5 Stars. 62 reviews
Door Alarm, AMIR Anti-Theft 125DB Door Alarm Window Alarm For Home Office Warehouse Shop Elderly Kids Security 4PCS From $17.99
Sponsored
From$1799
Door Alarm, AMIR Anti-Theft 125DB Door Alarm Window Alarm For Home Office Warehouse Shop Elderly Kids Security 4PCS
424.3 out of 5 Stars. 42 reviews
Honeywell Ademco 5816WMWH White Door/Window Transmitter w/Magnet From $28.85
Sponsored
From$2885
Honeywell Ademco 5816WMWH White Door/Window Transmitter w/Magnet
25 out of 5 Stars. 2 reviews
WiFi Door and Window Sensors,Tuya Smart Alarm with Free Notification APP Control Home Security Alarm System, No Hub Required,Compatible with Alexa 4 $30.99
$3099
current price $30.99WiFi Door and Window Sensors,Tuya Smart Alarm with Free Notification APP Control Home Security Alarm System, No Hub Required,Compatible with Alexa 4
Recessed Door Contact Sensor - Vivint VS-DW2100-345 $26.94
$2694
current price $26.94Recessed Door Contact Sensor - Vivint VS-DW2100-345
Philips Wiz Motion Sensor, White $23.69
$2369
current price $23.69Philips Wiz Motion Sensor, White
464.6 out of 5 Stars. 46 reviews
Emerson Sensi RS01-SG Room Sensor for Sensi Touch 2 - White $39.99
$3999
current price $39.99Emerson Sensi RS01-SG Room Sensor for Sensi Touch 2 - White
55 out of 5 Stars. 5 reviews
Clearance VALSEEL Smart WiFi Door Sensor,Wireless Window Sensor Real-time Message Notification,Home Security Door Open Entry Sensor $8.09 Was $8.99
Now$809
current price Now $8.09, Was $8.99$8.99
VALSEEL Smart WiFi Door Sensor,Wireless Window Sensor Real-time Message Notification,Home Security Door Open Entry Sensor
Upgraded Smart WiFi Motion Sensor Detector Alarm Indoor with Siren, Phone App, USB Power, Alert Recording, Scheduled Working Times - Infrared Motion Sensor Alarm for Home Garage $22.88
$2288
current price $22.88Upgraded Smart WiFi Motion Sensor Detector Alarm Indoor with Siren, Phone App, USB Power, Alert Recording, Scheduled Working Times - Infrared Motion Sensor Alarm for Home Garage
3-in-1 CO Temperature & Humidity Sensor Detector, Smart Monitoring Alarm for Kitchen, Garage & Indoor Spaces, Real-Time Air Quality Safety Alert Device From $14.86
From$1486
3-in-1 CO Temperature & Humidity Sensor Detector, Smart Monitoring Alarm for Kitchen, Garage & Indoor Spaces, Real-Time Air Quality Safety Alert Device
SensorPush HT.w Smart Temperature Sensor & Humidity Sensor - Thermometer & Hygrometer w/App Monitoring - Water Resistant Temperature and Humidity Monitor w/Heat Index for RV, Fridge & More $69.99
$6999
current price $69.99SensorPush HT.w Smart Temperature Sensor & Humidity Sensor - Thermometer & Hygrometer w/App Monitoring - Water Resistant Temperature and Humidity Monitor w/Heat Index for RV, Fridge & More
VEVOR Door Chime, DC 12V, Wireless Door Open Contact Sensor Alarm Chime with 656 ft Range, Remote Control with App, Doors Ringer Alert for Business, Store, Home, Office (6 Sensors + 1 Receiver) $59.90
Sponsored
$5990
current price $59.90VEVOR Door Chime, DC 12V, Wireless Door Open Contact Sensor Alarm Chime with 656 ft Range, Remote Control with App, Doors Ringer Alert for Business, Store, Home, Office (6 Sensors + 1 Receiver)
33.7 out of 5 Stars. 3 reviews
KFFKFF Wireless Door Chime, DC 12V, Contact Sensor Alarm with 656 ft Range, App-Controlled Remote, Door Alert System for Business, Store, Home, Office (6 Sensors + 1 Receiver) $50.99 $50.99/ca
Sponsored
$5099
current price $50.99$50.99/ca
KFFKFF Wireless Door Chime, DC 12V, Contact Sensor Alarm with 656 ft Range, App-Controlled Remote, Door Alert System for Business, Store, Home, Office (6 Sensors + 1 Receiver)
Wsdcam Door and Window Alarm Wireless Home Security Alarm System Magnetic Alarm Sensor 110dB 4-in-1 Alarms 10 Pack $39.99
$3999
current price $39.99Wsdcam Door and Window Alarm Wireless Home Security Alarm System Magnetic Alarm Sensor 110dB 4-in-1 Alarms 10 Pack
23 out of 5 Stars. 2 reviews
Convenient Ceiling Occupancy Motion Sensor Switch with Adjustable Timing $15.92
$1592
current price $15.92Convenient Ceiling Occupancy Motion Sensor Switch with Adjustable Timing
M Buder Smart Wireless Human Body Motion Sensor with Light Intensity Detector, 360-Degree Rotation Holder, 23 Feet Range, ZigBee Compatible for Indoor Home Security $25.50
$2550
current price $25.50M Buder Smart Wireless Human Body Motion Sensor with Light Intensity Detector, 360-Degree Rotation Holder, 23 Feet Range, ZigBee Compatible for Indoor Home Security
Door Alarm Door Chime, Window Alarm Sensors for Home Security Kids Safety, Door Open Alarm Contact Theft for Child Safety/Home/Office/Apartment 1 $11.99
$1199
current price $11.99Door Alarm Door Chime, Window Alarm Sensors for Home Security Kids Safety, Door Open Alarm Contact Theft for Child Safety/Home/Office/Apartment 1
Smart WiFi Door Sensor - 2.76x0.98in Wireless Window Alarm with Real-Time Alerts, Works with Smart Life App for Home Security, Garage Shop Monitoring Was $11.88
Smart WiFi Door Sensor - 2.76x0.98in Wireless Window Alarm with Real-Time Alerts, Works with Smart Life App for Home Security, Garage Shop Monitoring
iView S200 WiFi smart Motion Sensor indoor outdoor adjustable sensibility DIY easy installation long lasting battery $8.99 $8.99/count
$899
current price $8.99$8.99/count
iView S200 WiFi smart Motion Sensor indoor outdoor adjustable sensibility DIY easy installation long lasting battery
33 out of 5 Stars. 3 reviews
Tuya Wifi Smart Pir Motion Sensor Detector Movement Sensor Smart Life App Wireless-Home Automation System Via Alexa Googles Home Wi-Fi Was $14.87
Tuya Wifi Smart Pir Motion Sensor Detector Movement Sensor Smart Life App Wireless-Home Automation System Via Alexa Googles Home Wi-Fi
SensorPush HT1 Smart Temperature Sensor & Humidity Sensor - Thermometer & Hygrometer w/App Monitoring - Indoor/Outdoor Temperature and Humidity Monitor w/Heat Index for RV, Fridge & More $54.95
$5495
current price $54.95SensorPush HT1 Smart Temperature Sensor & Humidity Sensor - Thermometer & Hygrometer w/App Monitoring - Indoor/Outdoor Temperature and Humidity Monitor w/Heat Index for RV, Fridge & More
Spirastell Door and window alarm,WiFi Smart Kit Alarms Door Alarm Kit Alarms Smart APP Remote Door Open Alert Smart Alarm Door Window Alarm Alert Wireless Smart dsfen Door window alarm Cont $45.23
$4523
current price $45.23Spirastell Door and window alarm,WiFi Smart Kit Alarms Door Alarm Kit Alarms Smart APP Remote Door Open Alert Smart Alarm Door Window Alarm Alert Wireless Smart dsfen Door window alarm Cont
Aeotec aerQ Temperature & Humidity Sensor: Smart Home Environmental Monitor $33.99
$3399
current price $33.99Aeotec aerQ Temperature & Humidity Sensor: Smart Home Environmental Monitor
14 out of 5 Stars. 1 reviews
Yooshoverk Door Sensor Alarm Magnetic Detector Smart Security for Peace of Mind Wireless for Home Window Protection Safety
Yooshoverk Door Sensor Alarm Magnetic Detector Smart Security for Peace of Mind Wireless for Home Window Protection Safety
Lennox 22V25 - Smart Room Sensor Designed to Pair with the Lennox S40 & E40 Smart Thermostats $139.99
$13999
current price $139.99Lennox 22V25 - Smart Room Sensor Designed to Pair with the Lennox S40 & E40 Smart Thermostats
Honeywell Home RedLINK 3.0 indoor sensors for T10+ (2-Pack) $122.13
$12213
current price $122.13Honeywell Home RedLINK 3.0 indoor sensors for T10+ (2-Pack)
25 out of 5 Stars. 2 reviews
Aeotec GP-AEOMPSUS Zigbee Multipurpose Sensor $38.99
$3899
current price $38.99Aeotec GP-AEOMPSUS Zigbee Multipurpose Sensor
11 out of 5 Stars. 1 reviews
SensorPush HTP.xw Smart Temperature Sensor & Humidity Sensor - Thermometer, Barometer, & Hygrometer w/App Monitoring - Premium Heat Index, Barometric Pressure Gauge, Temperature and Humidity Monitor $89.99
$8999
current price $89.99SensorPush HTP.xw Smart Temperature Sensor & Humidity Sensor - Thermometer, Barometer, & Hygrometer w/App Monitoring - Premium Heat Index, Barometric Pressure Gauge, Temperature and Humidity Monitor
Motion Sensor Activated Door Alerts Multiple Recorded Sounds $10.59
$1059
current price $10.59Motion Sensor Activated Door Alerts Multiple Recorded Sounds
Wsdcam Window Alarm Sensors 125dB Ultra-Slim Wireless Glass Break Detector Vibration Alarm 8 Pack $50.99
$5099
current price $50.99Wsdcam Window Alarm Sensors 125dB Ultra-Slim Wireless Glass Break Detector Vibration Alarm 8 Pack
154.2 out of 5 Stars. 15 reviews
Seamless Iron Bedside Hooks Set of Five Multi Purpose Connected Hangers for Dormitory Upper Bunk Kitchen Wardrobe Door No Drill Small Hanging Storage Solution End-of-Season Clea-rance Discounts From $5.99
From$599
Seamless Iron Bedside Hooks Set of Five Multi Purpose Connected Hangers for Dormitory Upper Bunk Kitchen Wardrobe Door No Drill Small Hanging Storage Solution End-of-Season Clea-rance Discounts
24 out of 5 Stars. 2 reviews
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