1.APP REAL-TIME ALARMS REMOTELY & FREE ALARM DATA: This Smart motion sensor works independently without hub and is controlled by the Tuya Smart/Smart Life App through the 2.4GHz Wi-Fi(Note: doesn't support 5G). If the motion alarm detects a moving object, the wifi PIR motion sensor will send an alert to your phone app, and the alarm history record can also be inquired for real-time. You can check your house status on the app wherever you are. 2.D WIRELESS MOTION DETECTOR: This Tuya motion sensor has the most advanced motion detection function, uses the latest digital dual-core fuzzy logic infrared control processing technology and intelligent analysis algorithms. It has a 6 - 30 feet detection distance, and the PIR can detect moving people or animals 360° all-round and can monitor the moving object in real time during the day and night. 3.LINKAGE WITH OTHER TUYA SMART DEVICES FOR HOME AUTOMATION: This motion detector works seamlessly with other Smart Life or Tuya system appliances in your home. For example, you can set it to automatically turn on the light when motion is detected. Use your imagination, and the motion sensor alarm can bring you a more interesting experience. 4.EASY INSTALLATION & WIDELY USED: The home door alarm is simply installed with the provided 3M back glue to be mounted on the wall or ceiling. The indoor motion sensor alarm system is suitable for sticking anywhere, such as rooms, garages, s, corridors, doorways, shops, cafes. The installation height for wall installation is 1.2 - 1.5m.