Bring your own. Driving recorder is an instrument that records images, sounds and other related information during the driving of vehicles. After installing the driving recorder, it can record the video images and sounds of the whole driving process of the car and provide evidence for traffic accidents. People who like road trip can also use it to record the process of overcoming difficulties and obstacles. Recording the time, speed and position in the video while driving is equivalent to a black box, which can also be used as an interesting DV to shoot at home or as a home monitor. Usually, you can also do parking monitoring and install a driving recorder. Video material can't be cut. If you cut off the responsibility, there is nothing you can do after the accident, which is also to prevent the inevitable porcelain-touching behavior in the current society. Driving recorder can safeguard the legitimate rights and interests of drivers, especially for pedestrians crossing the road and cyclists and motorcycles. You may be blackmailed in case of a scratch. If there is a driving recorder, the driver can provide valid evidence for himself.