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SONOFF DW2- Wi-Fi — Wireless Door/Window Sensor
- Check the opening and closing status of door/window on APP
- Low-power Wi-Fi transmission to last longer
- Bluetooth low energy pairing
- Battery-level display and low-battery reminder
- Share control with your family
- Peel and stick installation
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ITEAD Studio
Maker
The door and window sensor uses AAA 1.5V battery and is shipped without the battery.
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