Intelligent sensor for doors and windows
Sonoff DW2 - RF 433MHz is a sensor device that provides greater security for your home against burglary. The sensor sends notifications to your phone every time doors/windows are opened or closed. Take care of your safety and enjoy peace of mind in your apartment.

Always certainty when the home is safe.
The sensor sends notifications to the app on your phone in case an unwanted guest tries to open a window or door of your apartment. You can rest easy about the things left in the apartment.

Ultra-energy-efficient battery
Thanks to low energy consumption, the battery lasts up to two years.

Specification
Model | DW2 |
---|---|
Wireless network | RF 433MHz |
Protocol | EV1527 |
Quiescent current | ≤40μA |
Emission current | ≤ 15mA |
Operating temperature | -10°C to 40°C |
Dimensions | 70 mm x 31 mm x 19 mm / 42 x 14 x 16 |
Power supply | Batterymn27 (not included in the set) |
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Information about responsible entities
Shenzhen Sonoff Technologies Co., Ltd.
Manufacturer
Country: CN
Street: Bulong Rd 663/Bl.A Rm.3F&6F
Postal Code: 518100
City: Shenzen
Mail: eurep@itead.cc Phone: +86(0)755 27955416
SONOFF TECHNOLOGY Deutschland GmbH
Country: DE
Street: Breite Str 22
Postal Code: 40213
City: Düsseldorf
Mail: eurep@itead.cc