Amazon.com: YoLink Outdoor Contact Sensor, LoRa 1/4 Mile World's Longest Range Smart Door Sensor, Universal Contact Sensor, Alexa, IFTTT, IP63 Waterproof for Indoor/Outdoor, App Notifications - Hub Required : Tools & Home
Amazon.com: Philips Hue Indoor Motion Sensor for Smart Lights (Requires Hue Hub, Installation-Free, Smart Home, Exclusively for Philips Hue Smart Bulbs)
Aqara Smart Hub M1S Plus 3 Aqara Water Leak Sensors, Wireless Water Leak Detector For Alarm System and Smart Home Automation - - Amazon.com
Amazon.com: SwitchBot Smart Motion Door Sensor - Wireless Home Security System, PIR Motion Detector Alert, Add SwitchBot Hub Mini to Make it Compatible with Alexa : Everything Else
Aeotec TriSensor, Z-Wave Plus S2 Enabled Zwave Motion Sensor, Temperature, Light Sensor, Work with Zwave Hub Smartthings 3-in 1 Security System, Battery Powered - - Amazon.com
BroadLink Smart Motion Sensor, PIR for Home Automation, Works with IFTTT and Alexa Routines. Wireless Trigger Smart Home Devices and Scenes, Occupancy Lighting, S3 hub Included - - Amazon.com
Amazon.com: ZWave temperature, humidity, dew point sensor: Aeotec aërQ, wireless, battery powered, SmartThings sensor, Z-Wave Plus, Z-Wave hub required : Appliances
Amazon.com: YoLink Motion Sensor, 1/4 Mile Long Range Smart Home Indoor Wireless Motion Detector Sensor Works with Alexa, IFTTT, and Home Assistant. Movement Detector App Alerts Remote Monitor-YoLink Hub Required : Electronics
Amazon.com: WiFi Door Sensor Detect Open/Close Status, No Hub Required, 2.4GHz, Work with Alexa, Google Assistant, NAS-DS05 : Tools & Home Improvement
Amazon.com: D-Link Wi-Fi Water Leak Sensor and Alarm Starter Kit, Whole Home System with App Notification, AC Powered, No Hub Required (DCH-S1621KT) : Everything Else
Zwave Water Sensor: Aeotec Water Sensor 7 Pro, with Flood, Temperature, Humidity Sensor, SmartThings Sensor Compatible, Z-Wave Plus, S2, SmartStart, ZWave hub Required - - Amazon.com
Chamberlain myQ-G0302 myQ-GO302 Smart Garage Hub Add-On Door Sensor (Works with MYQ-G0301 Only) - - Amazon.com
Philips Hue Dusk-to-Dawn Outdoor Motion Sensor for Smart Home, Wireless & Easy to Install (Hue Hub Required, for use with Philips Hue Smart Lights) - - Amazon.com
Amazon.com: TREATLIFE Smart Door Sensor, Zigbee Window Door Sensor Alarm, Contact Sensor for Home Security, Smart Home Automation, Compatible with Alexa and Google Assistant (Hub Required and Sold Separately) : Tools &
Amazon.com : Lorex Home Security Smart Sensor Starter Kit, Motion Detection and Window or Door Alarm System, Includes 1 Sensor Hub, 1 PIR (Passive Infrared) Motion Sensor, and 1 Window/Door Sensor : Electronics
3 Aqara Door and Window Sensor Plus 3 Temperature and Humidity Sensor3, REQUIRE AQARA HUB, Zigbee Connection - - Amazon.com
Aeotec SmartThings Door/Window Sensor, Multipurpose Sensor, Works with Smart Home Hub: Amazon.com: Tools & Home Improvement
Amazon.com: THIRDREALITY Zigbee Contact Sensor 3 Pack, Door and Window Sensor for Home Security and Smart Home Automation, Works with Build-in Zigbee Hub,hub Required : Electronics
Amazon.com: tolviviov Alpha Contact Sensor 6 Pack - Compatible with tolviviov Alpha Home Alarm System-HUB Needed : Electronics
Amazon.com : tolviviov Alpha Contact Sensor - Compatible with tolviviov Alpha Home Alarm System-HUB Needed : Electronics
Amazon.com: Zwave Door Sensor Window Sensor, Z-Wave Plus Enabled Aeotec 3-1 Door Window Sensor 7 Pro, Zwave Hub Required, Gen 7, White (Door/Window Sensor 7 Pro) : Tools & Home Improvement
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 - - Amazon.com
Aqara Motion Sensor, REQUIRES AQARA HUB, Zigbee Connection, for Alarm System and Smart Home Automation, Broad Detection Range, Compatible with Apple HomeKit, Alexa, Works With IFTTT - - Amazon.com
Amazon.com : tolviviov Motion Sensor - Compatible with tolviviov Home Alarm System-HUB Needed : Electronics
Amazon.com : eco4life Smart Home Security Starter Kit Home Automation System, Hub|Motion Sensor | Temperature Sensor | Multi-Purpose Sensor, 24/7 Monitoring System no Contract Free for Home Office APP alerts : Electronics
Amazon.com: Sengled Smart Window & Door Sensor, Hub Required, Compatible with Alexa, Google Assistant and SmartThings, Echo 4th, Echo Show 10, Echo Plus, 2 Count (Pack of 1) : Everything Else
Amazon.com: Wyze Home Security Core Kit: Hub, Keypad, Motion Sensor, Entry Sensors (x2); Compatible w/ Wyze Cam, Leak & Climate Sensors; 3 Mo. of 24/7 Professional Monitoring Service Incl., Subscription Required
Aqara Motion Sensor Plus Aqara Door and Window Sensor, REQUIRES AQARA HUB, Zigbee Connection, For Remote Monitoring, Alarm System and Smart Home Automation - - Amazon.com
