Car parking sensor

- Automatically engages as soon as you place your car into reverse. - Show distance by Colorful LCD display,Bi Bi voice warning, Tri-color(Green,Orange,Red) background warning. - Embedded detector sensors (which requires installation into your rear bumper). - High-tech processing,- Omnidirectional detector sensor,Beautiful linetype figure. - Easy installation. Attention: The car parking sensors as following have their own function besides the function above. 1.WRD058C4: No need to run a wire from the front of the vehicle to the rear. Just connect the sensors and control box at the back of the vehicle. And mount the display unit at the front - all it needs is a 12V power supply! 2.SRD058C4: Speaker is embeded in the display housing. 3.SWRD058C4: No need to run a wire from the front of the vehicle to the rear. Just connect the sensors and control box at the back of the vehicle. And mount the display unit at the front - all it needs is a 12V power supply