1.Rated voltage:12V 2.Operating voltage: 10.5 ~ 16V DC 3.Rated current: 40mA ~ 300mA 4.Detection distance: 0.3 ~ 1.5m 5.Ultrasonic frequency: 40 KHz 6.Working temperature : -30~+80℃ 7.Display working temperature:0~60℃ 8.Display: TFT/LCD display