LY-168-4 Features: 1. Newly designed parking system with color VFD display 2. Cartoon car icon indicating precise state of your parking 3.3-stage beeping mode indicating different distance 4.A combination of rear view mirror and parking sensor 5.easy-installation,can be clipped on the orginal rear view mirror Voltage: 12V Working Voltage Range: 10.5V ~ 16V DC Current; 50mA ~ 180 mA Range of Detection: 0.2 ~ 1.5 m Temperature for CPC: -40 ~ +80oC Temperature for Display: -30 ~ +70oC