car parking sensor ,reverse sensor,backup sensor,LED display parking sensor,LCD Display parking sensor,bluetooth rearview mirror Specification: display:130*20*20 mm1)Color Box Size: 26x20x6 ... ): 63x44x28 cm Weight: 14 KG car parking sensor ,reverse sensor,backup sensor,LED display parking sensor,LCD Display parking sensor,bluetooth rearview mirror1.Automatically starts working as soon as reversing ...