... ; 4, Heavy Duty Connection. Model No.: KT9AF01 (9 inch Truck/Bus/Caravan/Van Rearview Survennice System)1, 9V-40V Wide Voltage ... /V3/V4 Split as QuadFit for all vehicles such as Bus, Truck, Trailer, Caravan, Vans (Agriculture, Construction, Recreation, Transit, Livestock and ... 9" Quad 4 Way Car Rearview System also for Truck/Bus/Trailer CCTV