Sonoff DW2 - AAA Battery - Wireless Door or Window Sensor - RF

The Sonoff DW2 offers a way to make a home or other property more secure by detecting whether a door or window is open. An RF bridge is required to use the sensor: Sonoff RF bridge.

With this door/window sensor it is possible to receive messages on your phone when a door or window opens. In addition, it is also possible to make your home smarter with this sensor, for example by setting a lamp to switch on in response to the sensor. It is also possible to easily view the full history of notifications made by the sensor via the app.

Note: No batterys are included, they can be ordered here: AAA battery