![YoLink Smart Home Starter Kit: Door Monitoring/Home Security Two Door/Window Sensor & Hub Starter Kit, Alexa, IFTTT compatible, door"Still Open Reminder" feature YoLink Smart Home Starter Kit: Door Monitoring/Home Security Two Door/Window Sensor & Hub Starter Kit, Alexa, IFTTT compatible, door"Still Open Reminder" feature](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/51LGgBj-kuL._AC_UF894,1000_QL80_.jpg)
YoLink Smart Home Starter Kit: Door Monitoring/Home Security Two Door/Window Sensor & Hub Starter Kit, Alexa, IFTTT compatible, door"Still Open Reminder" feature
![Amazon.com : Arlo Home Security System - Wired Keypad Sensor Hub, (2) 8-in-1 Sensors, 24/7 Professional Monitoring- No Contract Required, DIY Installation, Alarm System for Home Security, Home Automation – SS1201 : Electronics Amazon.com : Arlo Home Security System - Wired Keypad Sensor Hub, (2) 8-in-1 Sensors, 24/7 Professional Monitoring- No Contract Required, DIY Installation, Alarm System for Home Security, Home Automation – SS1201 : Electronics](https://m.media-amazon.com/images/I/514NWSSkhgL._AC_UF894,1000_QL80_.jpg)
Amazon.com : Arlo Home Security System - Wired Keypad Sensor Hub, (2) 8-in-1 Sensors, 24/7 Professional Monitoring- No Contract Required, DIY Installation, Alarm System for Home Security, Home Automation – SS1201 : Electronics
![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 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](https://m.media-amazon.com/images/I/51rz0El866L._AC_UF894,1000_QL80_.jpg)
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
![Monoprice Wireless Smart Door/Window Sensor - White (2-Pack) | Compatible with Alexa and Google Assistant, No Hub Required - from Stitch Collection - - Amazon.com Monoprice Wireless Smart Door/Window Sensor - White (2-Pack) | Compatible with Alexa and Google Assistant, No Hub Required - from Stitch Collection - - Amazon.com](https://m.media-amazon.com/images/I/51tlhf--VOL._AC_UF894,1000_QL80_.jpg)
Monoprice Wireless Smart Door/Window Sensor - White (2-Pack) | Compatible with Alexa and Google Assistant, No Hub Required - from Stitch Collection - - Amazon.com
![WiFi Door Sensor, TESSAN Smart Window Contact Sensor Compatible with Amazon Alexa, Google Assistant, No Hub WiFi Door Sensor, TESSAN Smart Window Contact Sensor Compatible with Amazon Alexa, Google Assistant, No Hub](https://m.media-amazon.com/images/I/41BiT2nYjhL._AC_.jpg)
WiFi Door Sensor, TESSAN Smart Window Contact Sensor Compatible with Amazon Alexa, Google Assistant, No Hub
![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) 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)](https://m.media-amazon.com/images/I/71RsGi+SBlS._AC_UF350,350_QL80_.jpg)
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)
![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 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](https://m.media-amazon.com/images/I/51Q5jNDtU2S._AC_UF894,1000_QL80_.jpg)
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
![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: 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 &](https://m.media-amazon.com/images/I/51oboL-zBVL._AC_UF894,1000_QL80_.jpg)
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 &
![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) 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)](https://m.media-amazon.com/images/I/61F21DUiA2S.jpg)
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)
![LEDVANCE Sylvania LIGHTIFY ZigBee Indoor Motion and Temperature Sensor, Battery Operated Motion Detector, Works with SmartThings, Hub Needed for Amazon Alexa and The Google Assistant,White,E21266 LEDVANCE Sylvania LIGHTIFY ZigBee Indoor Motion and Temperature Sensor, Battery Operated Motion Detector, Works with SmartThings, Hub Needed for Amazon Alexa and The Google Assistant,White,E21266](https://m.media-amazon.com/images/I/81kigJsiSGL.jpg)
LEDVANCE Sylvania LIGHTIFY ZigBee Indoor Motion and Temperature Sensor, Battery Operated Motion Detector, Works with SmartThings, Hub Needed for Amazon Alexa and The Google Assistant,White,E21266
![Amazon.com: MOCREO ST4 Temperature Sensor with Waterproof External Probe, for Freezer with App Alert, Smart Thermometer, MOCREO Hub Required, Remote Temperature Monitor Gauge, for Refrigerator, Fish Tank : Home & Kitchen Amazon.com: MOCREO ST4 Temperature Sensor with Waterproof External Probe, for Freezer with App Alert, Smart Thermometer, MOCREO Hub Required, Remote Temperature Monitor Gauge, for Refrigerator, Fish Tank : Home & Kitchen](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/51QI+XAle3L._AC_UF1000,1000_QL80_.jpg)
Amazon.com: MOCREO ST4 Temperature Sensor with Waterproof External Probe, for Freezer with App Alert, Smart Thermometer, MOCREO Hub Required, Remote Temperature Monitor Gauge, for Refrigerator, Fish Tank : Home & Kitchen
![Amazon.com: Amcrest SmartHome Standalone Alarm PIR Sensor, Home Security Alarm System with 1 PIR Motion Detector, Amcrest Alarm Hub Required, Sold Separately. : Electronics Amazon.com: Amcrest SmartHome Standalone Alarm PIR Sensor, Home Security Alarm System with 1 PIR Motion Detector, Amcrest Alarm Hub Required, Sold Separately. : Electronics](https://m.media-amazon.com/images/I/51YVW1ivqzL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Amcrest SmartHome Standalone Alarm PIR Sensor, Home Security Alarm System with 1 PIR Motion Detector, Amcrest Alarm Hub Required, Sold Separately. : Electronics
![Amazon.com: Geeni Wi-Fi Door Sensor, Smart Door and Window Sensors, White, 2-Pack No Hub Required – Wireless Design, Instant Alerts, Requires 2.4 GHz : Tools & Home Improvement Amazon.com: Geeni Wi-Fi Door Sensor, Smart Door and Window Sensors, White, 2-Pack No Hub Required – Wireless Design, Instant Alerts, Requires 2.4 GHz : Tools & Home Improvement](https://m.media-amazon.com/images/I/71NiLnWV0RS.jpg)
Amazon.com: Geeni Wi-Fi Door Sensor, Smart Door and Window Sensors, White, 2-Pack No Hub Required – Wireless Design, Instant Alerts, Requires 2.4 GHz : Tools & Home Improvement
![Amazon.com: TREATLIFE Zigbee Motion Sensor, Smart Motion Sensor Detector for Alarm System, Smart Home Automation, Triggering Lights and Scenes, Compatible with Alexa Google Home (Hub Required and Sold Separately) : Tools & Amazon.com: TREATLIFE Zigbee Motion Sensor, Smart Motion Sensor Detector for Alarm System, Smart Home Automation, Triggering Lights and Scenes, Compatible with Alexa Google Home (Hub Required and Sold Separately) : Tools &](https://m.media-amazon.com/images/I/51X+GQ5tU6L._AC_UF894,1000_QL80_.jpg)
Amazon.com: TREATLIFE Zigbee Motion Sensor, Smart Motion Sensor Detector for Alarm System, Smart Home Automation, Triggering Lights and Scenes, Compatible with Alexa Google Home (Hub Required and Sold Separately) : Tools &
![Amazon.com: YoLink Water Leak Sensor 2,1/4 Mile World's Longest Range Smart Home Water Leak Sensor,Water Leak Detector with Built-in Siren Up to 105dB,Works with Alexa and IFTTT-YoLink Hub Required,YS7904-UC : Automotive Amazon.com: YoLink Water Leak Sensor 2,1/4 Mile World's Longest Range Smart Home Water Leak Sensor,Water Leak Detector with Built-in Siren Up to 105dB,Works with Alexa and IFTTT-YoLink Hub Required,YS7904-UC : Automotive](https://m.media-amazon.com/images/I/51xkkGlZDWL._AC_UF894,1000_QL80_.jpg)
Amazon.com: YoLink Water Leak Sensor 2,1/4 Mile World's Longest Range Smart Home Water Leak Sensor,Water Leak Detector with Built-in Siren Up to 105dB,Works with Alexa and IFTTT-YoLink Hub Required,YS7904-UC : Automotive
![Amazon.com: Aeotec SmartThings Motion Sensor, Zigbee, Magnetic Mounting, Works with Smart Home Hub and Compatible Zigbee Hubs : Tools & Home Improvement Amazon.com: Aeotec SmartThings Motion Sensor, Zigbee, Magnetic Mounting, Works with Smart Home Hub and Compatible Zigbee Hubs : Tools & Home Improvement](https://m.media-amazon.com/images/I/310dQzeSxAS._AC_UF894,1000_QL80_.jpg)
Amazon.com: Aeotec SmartThings Motion Sensor, Zigbee, Magnetic Mounting, Works with Smart Home Hub and Compatible Zigbee Hubs : Tools & Home Improvement
![Amazon.com: Smart ZIGBEE Motion Sensor Zigbee Hub Required,Works with SmartThings, Aeotec, Hubitat with Build-in Zigbee hub : Electronics Amazon.com: Smart ZIGBEE Motion Sensor Zigbee Hub Required,Works with SmartThings, Aeotec, Hubitat with Build-in Zigbee hub : Electronics](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/51q9KJ17d6L._AC_UF894,1000_QL80_.jpg)
Amazon.com: Smart ZIGBEE Motion Sensor Zigbee Hub Required,Works with SmartThings, Aeotec, Hubitat with Build-in Zigbee hub : Electronics
![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 - - Amazon.com 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 - - Amazon.com](https://m.media-amazon.com/images/I/51Nva7FnLnL._AC_UF894,1000_QL80_.jpg)
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 - - Amazon.com
![Amazon.com : Arlo Home Security System - Wired Keypad Sensor Hub, (5) 8-in-1 Sensors, Yard Sign, 24/7 Professional Monitoring- No Contract Required, DIY Installation, Alarm System for Home Security - SS1501 : Electronics Amazon.com : Arlo Home Security System - Wired Keypad Sensor Hub, (5) 8-in-1 Sensors, Yard Sign, 24/7 Professional Monitoring- No Contract Required, DIY Installation, Alarm System for Home Security - SS1501 : Electronics](https://m.media-amazon.com/images/I/616oC4gO8vL._AC_UF894,1000_QL80_.jpg)
Amazon.com : Arlo Home Security System - Wired Keypad Sensor Hub, (5) 8-in-1 Sensors, Yard Sign, 24/7 Professional Monitoring- No Contract Required, DIY Installation, Alarm System for Home Security - SS1501 : Electronics
![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 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](https://m.media-amazon.com/images/I/61f3ZzloJ0L._AC_UF894,1000_QL80_.jpg)
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
![Aqara Motion Sensor Plus Aqara Vibration Sensor, REQUIRES AQARA HUB, Zigbee Connection, For Remote Monitoring, Alarm System and Smart Home Automation - - Amazon.com Aqara Motion Sensor Plus Aqara Vibration Sensor, REQUIRES AQARA HUB, Zigbee Connection, For Remote Monitoring, Alarm System and Smart Home Automation - - Amazon.com](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/31+nM73EwgS._AC_UF894,1000_QL80_.jpg)
Aqara Motion Sensor Plus Aqara Vibration Sensor, REQUIRES AQARA HUB, Zigbee Connection, For Remote Monitoring, Alarm System and Smart Home Automation - - Amazon.com
![Amazon.com : Noorio Motion Sensor Alarm Outdoor Indoor 2-Year Battery Operated Smart Motion Detector with App Alerts Home Night Security System 120-Degree Detection Range, Requires Noorio Smart Hub to Work : Electronics Amazon.com : Noorio Motion Sensor Alarm Outdoor Indoor 2-Year Battery Operated Smart Motion Detector with App Alerts Home Night Security System 120-Degree Detection Range, Requires Noorio Smart Hub to Work : Electronics](https://m.media-amazon.com/images/I/41J-4tjMswL._AC_UF894,1000_QL80_.jpg)
Amazon.com : Noorio Motion Sensor Alarm Outdoor Indoor 2-Year Battery Operated Smart Motion Detector with App Alerts Home Night Security System 120-Degree Detection Range, Requires Noorio Smart Hub to Work : Electronics
![Amazon.com : YoLink SpeakerHub & Outdoor Motion Sensor Smart Home and Security Kit, Driveway Alert – Audio Hub Plays Tones/Sounds, Spoken Messages, LoRa-Powered ¼ Mile Range, WiFi Required : Electronics Amazon.com : YoLink SpeakerHub & Outdoor Motion Sensor Smart Home and Security Kit, Driveway Alert – Audio Hub Plays Tones/Sounds, Spoken Messages, LoRa-Powered ¼ Mile Range, WiFi Required : Electronics](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/517oeSH+W2L._AC_UF894,1000_QL80_.jpg)
Amazon.com : YoLink SpeakerHub & Outdoor Motion Sensor Smart Home and Security Kit, Driveway Alert – Audio Hub Plays Tones/Sounds, Spoken Messages, LoRa-Powered ¼ Mile Range, WiFi Required : Electronics
![Amazon.com : YoLink SpeakerHub & Two Motion Sensor Smart Home and Security Kit – Audio Hub Plays Tones/Sounds, Spoken Messages, LoRa-Powered ¼ Mile Range, WiFi Required : Electronics Amazon.com : YoLink SpeakerHub & Two Motion Sensor Smart Home and Security Kit – Audio Hub Plays Tones/Sounds, Spoken Messages, LoRa-Powered ¼ Mile Range, WiFi Required : Electronics](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/51XvwD2HvPL._AC_UF894,1000_QL80_.jpg)
Amazon.com : YoLink SpeakerHub & Two Motion Sensor Smart Home and Security Kit – Audio Hub Plays Tones/Sounds, Spoken Messages, LoRa-Powered ¼ Mile Range, WiFi Required : Electronics
![Smart Garage Door Kit with YoLink Hub - App Remotely Control Existing Garage Door Opener, YoLink 1/4 Mile World's Longest Range Garage Door Controller and Wireless Sensor Compatible with Alexa IFTTT - - Amazon.com Smart Garage Door Kit with YoLink Hub - App Remotely Control Existing Garage Door Opener, YoLink 1/4 Mile World's Longest Range Garage Door Controller and Wireless Sensor Compatible with Alexa IFTTT - - Amazon.com](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/51RzkvGqa4L._AC_UF1000,1000_QL80_.jpg)