Parking Sensor KD4000B

KD4000B parking sensor 1>With Buzzer 2>2sensors or 4 sensor 3>Sensor eye with water-proof and anti-bump 4>within 2 meter parking sensor will detect your car Audible distance indication 1.50m to 0.8m Bi,Bi,Bi 0.8m to 0.4m: BiBiBi(the closer, the faster) 0.4m to 0m: Bi....(solid beeping) General specifications Working voltage:10 to 15V Working temperarure: -20 to 80 Current consumption: 85dB at 10cm Response tiem: 300ms Utrasonic frequency: 40KHZ