Publisher: WUSHIXAN. 【Trailer Plug Tester Features】4 Pin Trailer Connector Mount Material: ABS,Copper. DC:6-24V.Light: TAIL, LT, RT. Scope: Trailer Connector,3 Plug+1 Socket. 【Durable Construction】Trailer Plug Tester is Designed to be Weather, Corrosion and Impact Resistant.
