Thanks to infrared technology, it reliably detects intruders that enters the covered area, excluding domestic animals which are not detected.
It sends an alarm signal to the A1 control unit and to your smartphone in real time, via the Ezviz app.
868 MHz wireless frequency.
Detection surface and angle: 12×12 m/100°, immune to domestic animals up to 25 kg.
CR123A replaceable battery model included with estimated battery life of 2 years.