AUTOOUTLET- Rear car parking reversing, 4 sensors ultrasound and audio buzzer, colour silver

Description

4 ultrasonic sensors for car rear accuracy. Small size module. An ultrasonic signal calculated distances, sending and receiving signals and giving notice through the buzzer. The beep is repeated more frequently the closer the object Ultra-thin screen. Anti false alarm system. Auto radio silencing Indispensable parking aid. This system can accurately detect and indicate the distance and direction of obstacles in front of or behind the vehicle. Alarm sound:> = 70 ~ 90 db. Shown Distance: 0.3 to 2.5 m ".