Baomabao 2.7" LCD Full HD 1080P Car DVR Vehicle Camera Video Recorder With G-sensor function. When gravitational acceleration reach 6g (1g=9.80m/s), this camera will save present video as undeletable files. Automatic Power On/Off function: When car charger is plugged in the unit turns on and start recording when your vehicle starts, turns off and save current Motion detection: Recording starts automatically when it detects an object movement and stops when there is no object movement Built-in rechargeable battery. Can be charged through car charger (included) or USB port Lens: 120 degree A+ grade High Resolution Wide Angle Lens