Sonoff Wifi Wireless Door/Window Sensor
- Keep linkage with SONOFF smart devices to create various smart scene
- Turn on/off your light with an action
- Wireless Door Window Sensor
- Notify you when the door/window is opened
- Check the opening and closing status of door/window on APP
- Battery-level display and low-battery reminder
- Allow sharing the sensor with your family to monitor and control of your home
- No gateway required
- Bluetooth low energy pairing
- Support to check history record on APP
- Low-power Wi-Fi transmission for more lasting work time
- Peel and stick installation, quick to use