Singcall Wireless Motion Sensor Alarm Driveway Alarm Indoor Smart Motion Sensor ?WiFi Motion Detector Alarm?The sensitive infrared sensor will immediately sound a loud alarm and the PIR alarm with a WiFi connection will send notifications to your phone directly when it detecting object motion. You can receive notifications in your smartphone App anytime and anywhere. ?Tuya Smart and Smart Life APP?The wireless motion sensor alarm supports two mobile apps, Tuya Smart and Smart Life. Both Android and iOS are compatible, which need to be connected to a 2.4G WiFi and turn on Bluetooth to use. NOTE: The device does NOT support 5G networks. ?Adjustable Volume Multiple Ringtone?Once the receiver is successfully registered on the mobile phone, you can adjust the volume and music from the mobile phone, or control the receiver directly and remotely to turn off the music playback. 5 levels of volume (including mute), 32 ringtones optional, easy to realize an intelligent life. ?Expandable Wireless Home Security?Flexible design according to your actual needs. You can choose the quantity of transmitter and receiver according to your needs, which can be freely matched and set specific with each other. Up to 20 accessories can be add to the receiver. ?Easy Installation?The smart motion detector is easy to use and install, it can be installed everywhere to protect security. You can place the sensor on the desk or use the included screws to install on the wall, etc.