Its visual angle is up to 150 degree, which gives you a full view of the rear road while reversing, no blind area. Even a new driver could back the car into a garage safely and easily. Wifi Connection: Video recording and video sharing functions can be achieved by connecting smart devices with wifi of the camera. Forward-looking function: It can be installed in front, rear, left and right visual blind area, and the software can be opened for real-time monitoring. Wireless transmission: Reversing picture can see by smart phones APP&APK through the wifi connection to achieve visual, widely used in cars, buses, commercial vehicles, trucks, construction vehicles and other transportation equipments. Low bit rate video coding techology: The image is clear and smooth, without delay. Super night vision: Make driving safer at night.