1.ultrasonic sensor     (BY-03751A)2.ultrasonic sensor 3.sensor,auto sensor

ultrasonic sensor     BY-03751A

Voltage:DC12VWorking current:6-15mAtrigger mode:positive triggerdetect angle:120 degreedetect distance:0-3meter(adjustable)working frequency:40KHzconnect mode:ground wire,power wire and the trigger line connect togetherAfter detecting the moving objects in working status,it will warning the car owner

ultrasonic sensor (BY-03751A)