1.LED screen
2.Display range:0-2.5M
3.Wireless connection.
4.High quality and cheap price.

Specification
1. Wireless Car Rear 4 Parking Sensor System,fit for all passenger cars;
2. Sensor detection range: 0cm~2.5m;
3. Display range: 40cm~2.5m;
4. Advanced self-diagnosis with error indication;
5. All weather design, plastic housing;
6. 4*MF1 analog sensor, 22mm plastic flat, 2.5m cable;
7. 4/3/2 sensor optional;
8. Wireless technology, RF frequency: 433MHz;
9. DSP01w RF display, 3 Color LED 4 Channel w/ Buzzer built-in & Digital Readout;
10. Power Input: 9.6~15V DC