Sonoff RF Bridge 433MHZ Detektor PIR Tür-und Fensteralarm Sensor Smart Home A3DE
PIR is a 433MHz RF PIR motion sensor that for human detection. DW1 is a door and window alarm sensor. The door alarms can work with Sonoff RF Bridge 433. This RF Bridge 433 can convert most of the 433MHz RF Remotes into WiFi wireless.