Car parking sensor Turn on power, this system will start automatically Bionic designed sensors ensure correct Measurement Multifunctional ultra-thin vfd display Displays by digit, direction and voice separately Omnidirectional and automatic control, any switch Is unnecessary Luxurious, colorful and wide-screen fluorescent Display Display dimensions: 68 x 19 x 74mm With mute switch: can turn off the buzzer alarm on Monitor and 8 sensors Technical data: Working voltage: dc 12v +/- 2v Max power: < 5w Working temperature:-35-+80 Display distance: s