?Function?SONOFF PIR2 Sensor is a 433MHz RF PIR motion sensor for human detection. The motion detector can work with the Sonoff RF Bridge 433, providing human detected alarm message push to your phone.
?DIY Your Home secuiry System?Let our smartphone real time receive alarm push message from 433MHz PIR sensor, door &window alarm sensor.
?Support Voice Contral? Works perfectly with Amazon Alexa, Google Home and Next
?Advanced Technology?Dual infrared. Ultra-low power microprocessors.Double temperature compensation technology.
?Easy to Install?Wire free and easy installation and set-up, wall-mounted. Robust and durable, suitable for homes, offices, sheds, garages etc.