?Parking sensor, auto-reversing detector ?TFT LCD monitor ?One video output ?Displays the detailed distance and image on the screen ?Obstacle distance display ?Alarm by three-step Bi-Bi sounds ?All kinds of sensor colors and styles are available ?Easy to install ?Technical parameters: o Rated voltage: 12V DC o Operating range: 10.5V~16V DC o Rated current: 50mA~180mA o Detecting distance: 0.2~2.0m o Ultrasonic frequency: 40KHz o Working temperature: -30~+70deg. C