Automatic Switch: The operation of dash recorder is simple. After connecting the car power supply, it will start the video automatically, save the video and shut it down after the car turns off. Intelligent Motion Detection: Open this function, when the dash cam detects an object passing by the car, the recorder will automatically record and shoot, to protect your car. Loop Video Recording: The dash cam can loop video recording without losing frames or seconds. It can automatically overwrite the memory card after it is full, so as to save the newly recorded video. The maximum support is 32G memory card (not included). Playback and Data Transmission: The dash cam supports browsing and playing the recorded files at any time, which is convenient for you to deal with unexpected situations. Plug in a USB cable to connect to the computer to transfer recorded files. 3 Inch Color Display: With a 3.0 inch display and 640x480 video resolution for clear pictures, the dash cam comes with a night vision light that can be turned on at night to record video in low light.