... when reversing Show Distance,Buzzer Alarm 2.5 inch TFT Parking Sensor system with TFT and camera LD04-BB-4* Desktop 2 ... , the radar system into the work automatically, and automatically switch to reverse video, automatic wake-up function* When you parking,will automatic ... +80 ,low-temperature -30, anti-jamming 2.5 inch TFT Parking Sensor system and camera LD04-BB-4