Front 4K UHD with in-car/rear 1080P FHD, 170° ultra-wide-angle lens covering three lanes. Equipped with a 4G module, allowing you to check the vehicle status anytime, anywhere via a mobile app. Built-in G-Sensor gravity sensor automatically locks the video at the moment of collision to prevent it from being overwritten by loop recording; storage space automatically updates and iterates, no manual cleaning is required, continuously recording the journey.