1. BSD function description:

The basic working principle of the BSD system based on the ultrasonic sensor is: turn on the system while the vehicle is running, and when the vehicle is detected within the detection range of the ultrasonic sensor, the LED will light up to remind, when the turn signal is turned on and ready to turn, it will emit a sound and LED light to remind .

2. Function description of reverse mode:

The basic working principle of the reversing radar system based on the ultrasonic sensor is: the vehicle turns on the reversing radar system during the reversing process, an obstacle is found within the detection range set by the ultrasonic sensor, and a sound reminder is issued.