Smart Wireless Door/Window Sensor Sonoff DW2 WiFi

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Smart WiFi Wireless Door/Window Sensor Sonoff DW2 Sonoff DW2 - WiFi is a sensor with a sensor, which provides greater security of the apartment against burglary. The sensor sends a notification to the phone every time a door/window is opened or closed. Take care of your security and enjoy the peace of mind in your apartment Convenience above all The sensor does not need additional inputs to start. Just pair the sensor with the bluetooth application on your phone. Control your device with the application. Always sure when the house is safe The sensor sends notifications to the application on your phone if an uninvited guest tries to open a window or door of your apartment. Don't worry about things left in the apartment Low battery indicator The application sends out notifications about low sensor battery level (10%). You don't have to worry about the low battery level of your device - you'll always be up to date with the app. Model DW2 Power Battery AAA 1.5V (not included) Quiescent current ≤40μA PEmission current ≤ 15mA Operating temperature -10℃ to 40℃ Dimensions 70 mm x 31 mm x 19 mm / 42 x 14 x 16 Wi-Fi Standard Wi-Fi 2.4GHz 802.11b/g/n Show more