PZ316 Digital LED Crescent Shape Display Rear View Mirror Car Recorder for Truck with 4 Rear Radar

1. It works automatically when reversing.
2. Digital LED display (with 10m Aviation line)
3. Four segments alarm sounds.
4. Detection distance: 0-3.0m; SNR: 65dB
5. 4 radars (cable length of the radar: 2.5m with waterproof interface)
6. Parameter:
voltage: 12DCVa??24DCV
Rated voltage: 24DCV
Power cost: Max 0.5W
Respond distance: 0.3ma??2.0m
Alarm distance: 0ma??2.0m
Display mode: Led display
Sensor diameter: 22mm
Sensor angle: X, Y, 60 Celsius degree
work temperature: -30 Celsius degree~ +80 Celsius degree
Alarm type: Buzzer (Bi Bia?|.)
Alarm frequency 1.6-2.0m: 0.5 HZ(slowness); 1.1-1.5m: 1 HZ(slowness);
0.6-1.0m: 3 HZ(commonly); 0-0.4m: BI----