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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
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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
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Monoprice Wireless Smart Door/Window Sensor - White | Works with Amazon Alexa and Google Assistant, No Hub Required - From STITCH Collection - Walmart.com
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Philips Hue Indoor Motion Sensor for Smart Lights (Requires Hue Hub, Installation-Free, Smart Home, Exclusively for Philips Hue Smart Bulbs) - - Amazon.com
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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
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YoLink Smart Home Starter Kit: Door Monitoring/Home Security Two Door/Window Sensor & Hub Starter Kit, Alexa, IFTTT compatible, door"Still Open Reminder" feature
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Amazon.com: Aeotec SmartThings Motion Sensor, Zigbee, Magnetic Mounting, Works with Smart Home Hub and Compatible Zigbee Hubs : 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 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 : 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
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Amazon.com: Smart Door Sensor 2 Pack, TESSAN WiFi Window Contact Sensor Work with Amazon Alexa, Google Assistant, No Hub Required, Trigger Phone Notification, Phone Alarm, Programmable with Smart Life Devices : 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/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)
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Amazon.com: Aeotec Door Window Sensor 7, Z-Wave Plus Enabled Zwave Hub Required, Gen7, White (Door/Window Sensor 7) : Tools & Home Improvement
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Amazon.com: EVERSECU Tuya Smart WiFi Door Sensor Open / Close Detector App Notification Battery Operated, Compatible with Amazon Alexa, Google Assistant, No Need Hub (2pcs) : Automotive
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Amazon.com : YoLink 1/4 Mile World's Longest Range Smart Door Sensor/Window Sensor Works with Alexa and IFTTT, IP63 Waterproof for Indoor/Outdoor Use, App Notifications - 2 Pack Outdoor Contact Sensors and 1
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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
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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
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Amazon.com: Amcrest SmartHome Standalone Alarm PIR Sensor, Home Security Alarm System with 1 PIR Motion Detector, Amcrest Alarm Hub Required, Sold Separately. : Electronics
![YoLink Water Level Monitoring Sensor, Well Water Level, Water Tank Fish Tank Water Monitor with Built-in Siren Up to 105dB, Compatible with Alexa and IFTTT - YoLink Hub Included: Amazon.com: Tools & YoLink Water Level Monitoring Sensor, Well Water Level, Water Tank Fish Tank Water Monitor with Built-in Siren Up to 105dB, Compatible with Alexa and IFTTT - YoLink Hub Included: Amazon.com: Tools &](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/51yV-01iiZL._AC_UF894,1000_QL80_.jpg)
YoLink Water Level Monitoring Sensor, Well Water Level, Water Tank Fish Tank Water Monitor with Built-in Siren Up to 105dB, Compatible with Alexa and IFTTT - YoLink Hub Included: Amazon.com: Tools &
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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/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)
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Amazon.com : Accolmile Pedal Assist Sensor for Ebike : PAS Dual Hall Sensor with 12 Magnets for Left Side, Speed Sensor for Hub Motor & Electric Bike, Bike Assistant Sensor with 3Pin
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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
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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: Kasa Smart WiFi Motion Sensor Switch, Single Pole, Needs Neutral Wire, 2.4GHz Wi-Fi Light Switch, Compatible with Alexa & Google Home, UL Certified, No Hub Required(KS200M),White,1-Pack : Automotive Amazon.com: Kasa Smart WiFi Motion Sensor Switch, Single Pole, Needs Neutral Wire, 2.4GHz Wi-Fi Light Switch, Compatible with Alexa & Google Home, UL Certified, No Hub Required(KS200M),White,1-Pack : Automotive](https://m.media-amazon.com/images/I/61d4CHpn8mL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Kasa Smart WiFi Motion Sensor Switch, Single Pole, Needs Neutral Wire, 2.4GHz Wi-Fi Light Switch, Compatible with Alexa & Google Home, UL Certified, No Hub Required(KS200M),White,1-Pack : Automotive
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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 : tolviviov Motion Sensor - Compatible with tolviviov Home Alarm System-HUB Needed : Electronics Amazon.com : tolviviov Motion Sensor - Compatible with tolviviov Home Alarm System-HUB Needed : Electronics](https://m.media-amazon.com/images/I/515Lw4MuAOL._AC_UF894,1000_QL80_.jpg)
Amazon.com : tolviviov Motion Sensor - Compatible with tolviviov Home Alarm System-HUB Needed : Electronics
![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 : Electronics 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 : Electronics](https://m.media-amazon.com/images/I/71c9zEGNSwL._AC_UF894,1000_QL80_.jpg)
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 : Electronics
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