1. Reverse Parking Sensor System 2. High quality, ... (Sets)Color AvailableParking Sensor System Plastic 12 / 24V (DC) 5W10Black / White • Sensor with self-inspection function. ... 4-sensor design, pecisely detecting the obstacle. • Digital, directional and sound reminder. • System switch operation: monitor on/off ... DHL, FedEx, TNT, UPS, etc.Bulk ordersUsually 7-20 DaysDHL, FedEx, TNT, UPSand Other Special ...