Features: 5 Touch Screen: 5 inch touch screen provides a wide visual angle. With 5 touch screen, identify quickly, easy to click and switch freely. Motion Detection: Car dash cam starts recording automatically when the moving objects are detected, otherwise it stops recording 10s after. Auto Collision Detection: Built-in G-sensor will automatically lock the current video file once it detects a collision. Parking Monitor: Automatically start recording and lock if the car has a slight vibration in the condition of parking monitor turn on. Night Vision: In insufficient night light, turn on the starlight night vision function, the video color and the picture will be clearer. One-key Lock: The current file will be locked by clicking lock key, and it would be unlocked by touching unlock key. The locked files won't be covered. Loop-cycle Recording: Driving recorder will automatically cover the earlier video when the memory is full and continue recording.