SONOFF DW2 Wi-Fi Wireless Door Window Sensor,APP Alert for Home Automation Wireless Alarm Security System, Compatible with IFTTT, No Gateway Required.: Amazon.com: Tools & Home Improvement
Can Sonoff work with Home Assistant? – Home Tech Time
How SONOFF Works with Home Assistant - SONOFF Official
Sonoff DW2 wifi - Home Assistant Switch to Binary, and get last state when unavaliable - Configuration - Home Assistant Community
Sonoff RF Bridge. Strategies for receiving data - Share your Projects! - Home Assistant Community
Sonoff DW2 wifi - Home Assistant Switch to Binary, and get last state when unavaliable - Configuration - Home Assistant Community
Sonoff DW2 WiFi Wireless Security Door/Window Sensor Home Sercurity Alarm Work With eWeLink APP Support Sonoff Devices IFTTT|Smart Remote Control| - AliExpress
Sonoff DW2 no longer shows battery status - Configuration - Home Assistant Community
control a sonoff switch using eWelink and Home Assistant - without IFTTT or firmware flashing - Roger Frost's home automation projects
SONOFF DW2 WIFI Door Window Sensor Open/Closed Detector Smart Home Security Alarm Via eWeLink APP Control With Alexa|Smart Remote Control| - AliExpress