Best Smartthings Sensors

Ring Alarm Contact Sensor (2nd Gen)

Winees WiFi Water Leak Detector, 3 Pack Water Sensors with 100dB Adjustable Alarm, Leak Alert Email&SMS Notification, 100M Transmission for Basement, Bathroom, Laundry, IFTTT, S1 Plus, 2.4G WiFi Only

YoLink Smart Home Starter Kit: Hub & Water Leak Sensor 4-Pack, SMS/Text, Email & Push Notifications, LoRa Up to 1/4 Mile Open-Air Range, w/Alexa, IFTTT, Home Assistant

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

Genie ALKT1-R Smart Garage Door Opener Controller, Aladdin Connect Kit, Works with Alexa, Google, SmartThings

Aqara Water Leak Sensor Kit - 3 Pack, Requires AQARA HUB, Wireless Water Leak Detector, Wireless Mini Flood Detector for Alarm System and Smart Home Automation, for Kitchen Bathroom, Works with IFTTT

Aqara Motion Sensor P1, Requires AQARA HUB, 5-Year Battery Life, Configurable Detection Timeout, for Alert System and Automations, Compatible with HomeKit, Alexa, IFTTT

THIRDREALITY ZigBee Smart Plug 4 Pack with Real-time Energy Monitoring,15A Outlet, Zigbee Repeater,ETL Certified,ZigBee Hub Required,Work with Home Assistant,Compatible Echo Devices and SmartThings

Aqara Temperature and Humidity Sensor, Requires AQARA HUB and Not Support Third Party Hubs, Zigbee, for Remote Monitoring and Home Automation, Compatible with Apple HomeKit, Alexa, Works with IFTTT

THIRDREALITY Zigbee Temperature and Humidity Sensor with Digital LCD Display, ZigBee Hub Required, App Records, Remote Monitoring and Smart Home Automation, AAA Batteries Included