Introduction - If you have any usage issues, please Google them yourself
Works based on single-chip digital STC89C52RC reversing radar design. The system is based on the microcontroller as the core of a low cost, high accuracy, miniaturization, and a digital display and sound alarm function parking sensor system, reversing radar, according to the principle of ultrasonic ranging research, the results will be sent to the measured digital LED display, audible alarm and at the same time the other necessary auxiliary functions.