smart car led display detector system tools backlight reverse auto parking radar monitor sensor with 4 sensors tool

rate voltage: 12v operation voltage range: 9-16v led display cable length: 5m 4 sensors with 2.5m line led display size: 10 x 2 cm main control box size: 8.9 x 6 x 2 cm the sensor disaeter: 22 mm rated current: 20-200ma detecting distance: 0.3 -2.5m ultrasonic frequency: 40khz the whole kit weight: 0.45kg display size:10cm buyers may return the item(s) for a refund if they are not as described or with quality issues within 7 days from the day the item(s) were received.the buyer is required to afford the returning delivery cost, based on the condition of the item(s) received.