Hidden CameraBuilt-in high-quality rechargeable lithium-ion battery, fully charged and can be used continuously for 48-56 hours, maximum support 128gb memory card. When the sd card file is full, it will automatically record and overwrite the oldest sd card file, and record uninterruptedly.HD 1080P WiFi CameraThe 1080p full hd definition color sensor, super clear reversing image available. It can also be used to view what is happening in your home in real time when you are on vacation or on business trip.Clear View Day And NightThe device is equipped with 6 infrared LEDs, which can be turned on automatically when there is insufficient light, Infrared night vision lights provide a good night vision within 5m, even in the darkest night.WiFi Not RequiredMonitoring device specifically included a hotspot feature, where you can link the camera to your phone without wi-fi Video and sound will remain synchronized with the hotspot, which works within a 10m distance (outdoors) and 30~50m (indoors).Built-in Magnet & 360Rotating BracketWith the internal magnet, the camera can be attached to any metal surface, the camera set includes a 360 recirculating bracket and 150 wide-angle lens, allowing you to adjust the angle arbitrarily. You can turn it on/off remotely in the app.