1. Reversing assistance function: The truck rear view camera can provide real-time reversing images to help drivers better grasp the situation behind the vehicle and avoid collisions with obstacles or pedestrians. 2. Blind spot monitoring function: The rear view camera of the truck can monitor the blind spot of the vehicle, detect obstacles or other vehicles in the blind spot in time, and remind the driver to pay attention to safety. 3. Lane departure warning function: the rear view camera of the truck can identify the lane where the vehicle is located, and monitor whether the vehicle has lane departure, and issue a warning in time to remind the driver to adjust the vehicle's driving trajectory. 4. Forward collision warning function: the rear view camera of the truck can perceive obstacles or other vehicles ahead, and provide early warning through image processing technology to help drivers take countermeasures in advance. 5. Target recognition function: The rear view camera of the truck can identify and track vehicles, pedestrians or other target objects driving ahead, provide real-time image information, and help drivers better grasp the road conditions. 6. Night vision function: The truck rear view camera can provide a good night vision through infrared light or other night vision technology, helping drivers to be safer when driving at night.