ecobee Smart Sensor 2 Pack - Comfort, Security, Energy Savings - Smart Home - Compatible with ecobee Smart Thermostats for Home

$219.99

Eve Door & Window - Apple HomeKit Smart Home Wireless Contact Sensor for Windows & Doors, Automatically Trigger Accessories & Scenes, App Notifications, Bluetooth/Thread, 3 Pack

$34.99

Aeotec SmartThings Multipurpose Sensor - Zigbee - Door and Window Sensor, Temperature Sensor, Perfect with Aeotec Smart Home Hub

$39

Zigbee Door Sensors, Smart Contact Sensors, Window Sensor for Home Automation, App Notifications (Open/Closed) Works with Home Assistant, Hubitat, Alexa Echo Devices with Build-in Zigbee Hub by Ouvopo

$189.99

Aqara Door and Window Sensor P2, Matter Over Thread, Requires Thread Border Router, Contact Sensor with Remote Alarm and Local Automation, Supports Apple Home, Google Home, Alexa and SmartThings

$29.99

GoveeLife E-Ink Bluetooth Thermometer Hygrometer, Smart Digital Indoor Wireless Temperature Humidity Sensor with Alert, Free Data Storage Export, for Home Room Greenhouse Wall, 2 Pcak (with Battery)

$16.67

Govee WiFi Hygrometer Thermometer Sensor 3 Pack, Indoor Wireless Smart Temperature Humidity Monitor with Remote App Notification Alert, 2 Years Free Data Storage Export, for Home, Greenhouse

$49.99

Govee WiFi Thermometer Hygrometer H5179, Smart Humidity Temperature Sensor with App Notification Alert, 2 Years Free Data Storage Export, Remote Monitor for Room Greenhouse Incubator Wine Cellar

$37.37

Eve Door & Window – Smart Contact Sensor for Doors & Windows, Notifications (Open/Closed State), Automatic Control of Accessories & Scenes, no Bridge, Apple HomeKit, Bluetooth, Thread

$99

Govee WiFi Thermometer Hygrometer H5051, Bluetooth Indoor Temperature Humidity Monitor with App Notification Alert, Smart Humidity Sensor for Greenhouse Wine Cellar, 2 Years Free Data Storage Export

$8.99

Aqara Door and Window Sensor Kit - 3 Pack, Requires AQARA HUB, Zigbee Connection, Wireless Mini Contact Sensor for Smart Home Automation, Compatible with Apple HomeKit, Alexa, Works with IFTTT

$44.99

Wireless Door Alarm with Remote (2 Pack), Door/Window Alarm When Opened for Home/Pool Security, Kid/Child Safety, Sliding Front Door Opening Sensor Alert for Garage/Apartment, 120dB, 600ft Range

$14.45

X-Sense Wi-Fi Hygrometer Indoor Humidity, Smart Hygrometer Thermometer with Remote Monitoring & App Control, Wi-Fi Temperature Sensor for Room Temperature Monitoring, Humidor, Greenhouse, Model STH54

$49.99

Govee WiFi Thermometer Hygrometer H5103, Indoor Bluetooth Temperature Humidity Sensor with Electronic Ink Display, App Notification Alert, Free Data Storage Export, Digital Remote Monitor for Bedroom

$9.99

Door Window Alarm, 90DB Door Alarms for Kids Safety, Wireless Sensor Door Window Burglar Alarm-Window Pool Alarms for Home, 6 Pack

$30

THIRDREALITY Zigbee Contact Sensor, Door and Window Monitor, Home Automation, Works with Home Assistant, SmartThings, Aeotec, Homey, Hubitat or Echo Devices with Build-in Zigbee Hub,hub Required

$39.95

Wireless Door Sensor, BITIWEND Door Chime Doorbell with 600ft Operate Range 58 Chimes 5 Volume Level LED Indicator Door Open Alarm for Business/Office/Home/Store When Entering, 1Sensor+1Receiver

$18.99

Eve Door & Window (Matter) – Smart Contact Sensor for Doors & Windows, Open/Closed State, Automatic Control of Accessories, Matter Over Thread, Apple Home, Alexa, Google Home, SmartThings

$9.99

Greencycle Motion Sensor Doorbell, Door Chime for Business When Entering, Store Door Entry Bell, Commercial Door Entry Alert, Motion Sensor Detect Alarm, Caregiver Reminder for Elderly, Visitor Bell

$27.99

YoLink Smart Wireless Temperature & Humidity Sensor, Wide Temp Range for Freezer, Fridge, Green House, Pet Cage, App Alerts, Emails, Text/SMS alerts- Hub Required

$23.99

SwitchBot IP65 Indoor Outdoor Hygrometer Thermometer Wireless, 394ft Bluetooth Range, Refrigerator Thermometer, Dewpoint/VPD/Absolute Humidity Sensor, Free Data Storage Export, 2 Years Battery Life

$69.99

Aqara Temperature and Humidity Sensor- 3 Pack, Requires AQARA HUB, Zigbee, for Smart Home Automation, Wireless Thermometer Hygrometer, Compatible with Apple HomeKit, Alexa, Works with IFTTT

$189.99

SONOFF SNZB-04 ZigBee Wireless Door and Window Sensor 2-Pack, Burglar Alarm for Home Security, Compatible with Alexa Google Home, SONOFF Zigbee Bridge Required

$34.99

Door Alarm Sensor, Alarm for Doors When Opening, 120DB Window Door Alarm, Door Alarms for Kids Safety, 4 Pack Pool Alarms for Doors Entry Sensor Burglar Alert for Home Security Kids

$29.99

Aqara Door and Window Sensor, Requires Aqara Hub, Not Support Hubs from Other Brands, Zigbee Connection, Wireless Mini Contact Sensor, Compatible with Apple HomeKit, Alexa, Works with IFTTT

$16.99

GoveeLife Wi-Fi Gateway Thermometer Hygrometer H5107, Outdoor Indoor Wireless Temperature Humidity Sensor Monitor with Remote APP Notification Alert, 1312ft/400m Monitoring Range, 1 Pack

$28.99

Driveway Alarm Wireless Outside, 1byone Motion Sensor Alarm 1000 FT Range Extra Loud Chimes Home Security Alarm System with 1 Receiver 2 Weatherproof Infrared Sensors Protect Indoor/Outdoor Property

$24.99

HENDUN Wireless Door Alarm with Remote, Windows Open Alarms,Home Security Sensor, Pool Alarm for Kids Safety, Sliding (2 Pack)

$19.59

Kidde WiFi Water Leak Detector & Freeze Alarm, Alexa Device, Smart Leak Detector for Homes with App Alerts,White

$19.95

WSDCAM Freezer Door Alarm When Left Open, 3/15/30/60 Seconds Adjustable Delay Wireless Fridge Alarm, 4-in-1 Door Sensor Chime Door Open Alarm Loud 108dB, Refrigerator Alarm 2 Pack

$119.64

SanJie Door Chime, Door Open Contact Sensor Alarm for Business/Store/Home/Office When Entering, with 600 FT Range,55 Chimes 5 Adjustable Volume 2 Receivers +2 Sensors

$22.89

GoveeLife Wi-Fi Gateway Thermometer Hygrometer H5107, Outdoor Indoor Wireless Temperature Humidity Sensor Monitor with Remote APP Notification Alert, 1312ft/400m Monitoring Range, IP 65 Waterproof

$12.99

SwitchBot Smart Automatic Curtain Opener 2 Pack with Hub 2 - WiFi Remote Control with App/Timer, Performance Upgrade, WiFi Thermometer Hygrometer, Support Matter, Work with Alexa, Google Home, HomeKit

$19

HENDUN Wireless Remote Door Alarm, Windows Open Alarms,Magnetic Security Sensor, Pool Door Alarm for Kids Safety, Alzheimer's Apartment Alarm

$24.99

Wireless Door Sensor Chime BITIWEND Alarm Contact Sensor Door Bell for Office/Home/Store,Door Open Chime Window Alarm Operate Range 600ft with 58 Chimes 5Volume Level,1 Door Sensor+2 Plug-in Receiver

$39.99

Wireless Weather Stations Indoor Outdoor Thermometer Hygrometer, Temperature Humidity Monitor Battery Powered Inside Outside Thermometer with 330ft Range Remote Sensor and Adjustable Backlight

$23.99

Indoor Outdoor Thermometer Hygrometer Wireless Weather Station, Temperature Humidity Monitor Battery Powered Inside Outside Thermometers with 330ft Range Remote Sensor and Backlight Display

$49.98

Driveway Sensor- Extra Wireless Weather Resistant Outdoor/Indoor Motion Sensor&Detector for HTZSAFE Alarms-1/2 Mile Wireless Transmission Range-Up to 50FT Sensor Range 2 Adjustable Sensitivities

$39.99

Door Chime, Satisure Wireless Door Open Contact Sensor Alarm Chime with 600 FT Range 58 Chimes 5 Volume Levels LED Indicators, Door Ringer Alert for Business/Store/Home/Office When Entering

$23.99

Govee Temperature Humidity Monitor 2-Pack, Indoor Room Thermometer Hygrometer with App Alert, Mini Bluetooth Digital Thermometer Humidity Sensor with Data Storage for Home Greenhouse Cellar

$69.99

Wireless Motion Sensor LED Light - Motion Detector Alarm Chimes Door Sensor with 500 FT Range Security Alert Monitor System for Home, Business, Store, Office, School

$59.97

AcuRite Wireless Indoor Outdoor Temperature and Humidity Sensor (06002M) , white

$21.68

GoveeLife WiFi Freezer Thermometer Alarm 2 Pack, Remote App Alert with Anti-False, Wireless Smart Temperature Monitor Sensor, 2 Years Free Data Export, Digital Thermometer for Refrigerator Pool Tub

$5.99

Indoor Thermometer Outdoor Hygrometer Wireless, Temperature Humidity Monitor Battery Powered Inside Outside Thermometers with 330ft Range Remote Sensor(Blue)

$9.99

Aqara Presence Sensor FP2, 2.4 GHz Wi-Fi Required, mmWave Radar Wired Motion Sensor, Zone Positioning, Multi-Person & Fall Detection, Supports HomeKit, Alexa, Google Home and Home Assistant

$89.99

X-Sense Smart Carbon Monoxide Detector, Wi-Fi CO Detector, Real-Time Push Notifications via X-Sense Home Security App, Replaceable Battery, Optional 24/7 Professional Monitoring Service, XC04-WX

$19.39

Door Chime, METAK Wireless Door Open Contact Sensor Alarm with 500 FT Range, 58 Chimes and 5 Volume Levels for Business/Store/Home/Office When Entering, 1 Transmitter + 1 Plug-in Receiver

$21.99

THIRDREALITY Zigbee Vibration Sensor with 110dB Alarm, Zigbee Hub Required,Adjustable Sensitivity, Work with SmartThings, Home Assistant via ZHA/Z2M and Echo Devices with Built-in Zigbee hub

$10.99

Aeotec SmartThings SmartThings Water Leak Sensor, ZigBee, Battery Powered, Smart Home Hub Compatible

$15.29

SanJie Door Chime, Door Open Contact Sensor Alarm with 600 FT Range, 55 Chimes 5 Adjustable Volume for Business/Store/Home/Office When Entering 2 Receivers +1 Sensors

$29.99

ecobee New Smart Thermostat Enhanced - Programmable Wifi Thermostat - Works with Siri, Alexa, Google Assistant - Energy Star Certified - Smart Home

$33.99

ecobee3 Lite Smart Thermostat - Programmable Wifi Thermostat - Works with Siri, Alexa, Google Assistant - Energy Star Certified - DIY Install, Black

$124.99

YoLink Smart Wireless Temperature/Humidity Sensor Wide Range for Freezer Fridge Monitoring Pet Cage/Tank Monitoring, App Alerts, Text/SMS, Email Alerts, Works with Alexa IFTTT, 2 Pack - Hub Included

$22.99

GoveeLife WiFi Water Ieak Detector 2 for Home, Smart Water Ieak Sensor 4 Pack with 100dB Adjustable Alarm and App Alerts, Wireless Detector with 1312 ft Transmission for Basement, Kitchen, Bathroom

$49.99

ieGeek Security Cameras Wireless Outdoor, 2K 3MP Battery Powered WiFi Security Camera with Spotlight & Siren Alarm, 2-Way Audio, Color Night Vision, AI Detection for Home Security, Works with Alexa

$399.99

SensorPush HT1 Wireless Digital Thermometer/Hygrometer for iPhone/Android. USA Developed and Supported Humidity/Temperature/Dewpoint/VPD Monitor/Logger. Indoor/Outdoor Smart Sensor with Alerts

$16.79

Door Chime, Daytech Wireless Door Sensor Chime 1000ft Range Door Entry Chime with 55 Chimes 5 Adjustable Volume Mute Mode LED Indicator Door Open Chime for Business/Home When Entering, Door Open Alert

$34.99

GoveeLife WiFi Freezer Thermometer Alarm, Remote App Alert with Anti-False, Wireless Smart Temperature Monitor Sensor, 2 Years Free Data Storage Export, Digital Thermometer for Refrigerator Pool Tub

$5.99

Aqara Vibration Sensor, REQUIRES AQARA HUB, Zigbee Connection, Wireless Mini Glass Break Detector for Alarm System and Smart Home Automation, Compatible with Apple HomeKit, Works With IFTTT

$29.99

DreamSky Weather Station Wireless Indoor Outdoor Thermometer Humidity - Large Display Digital Atomic Weather Clock for Home, Support Multiple Sensors for Outside Temperature, Date, Auto DST

$41.99