Door or window sensor Sonoff Dw1, ideal for the gateway Sonoff rf, you can control access to your home safely, easy installation.
Compatible with Alexa and Google home.
Wireless radio frequency sensor 433,92 MHz
200m wireless transmission distance
Built-in antenna se
Less than 1μA of standby current
Easily place the main sensor in the door / window
Ideal against the unwanted intruder, whether inside or outside, keep yourself and your property safe and secure
Support battery: 12V 23A
433,92 MHz wireless frequency
Quiescent current: ≤5μA
Emission Current: ≤10mA
Environment: -10 ℃ -50 ℃ (14 ℉ -122 ℉)
Product size: 3 inches * 1,9 inches * 0,7 inches (77 * 49,5 * 18,8mm)