TIDY YOUR WIRE HARNESS - 7-way copper blade molded into a heavy duty plug, provides a fast and simplified way for wires connection as well as keeping all your trailer wiring in order.Cautions: Pls read the plug diagram carefully and refer to the diagram to install this 7 way plug.CONVENIENT TRAILER WIRING - sturdy junction box with color marked 7-poles that can be easily identified, gives you more convenience for wiring left/right turn light, brake signal lamp, reverse light, tail light, etc.EXCELLENT CONSTRUCTION - adopted flameproof junction box and good conductivity copper with solid cord, stronger and rugged, perfect for RVs, trailers, campers, caravans, food caravans and other towed vehicles.FLEXIBLE CONNECTION - 8FT long cord with soft and housing that offers you plenty of flexibility to wire it from the front to the rear of your car.BEST SEALING PERFORMANCE - 4 open & 4 close rubber fitted grommets for option based on your wiring needs, making the whole junction box waterproof, dustproof and resistant.Power(KW): 300WVoltage(V): 12VElectric Current(A): 40AItem Type: 7 Gang Junction BoxSpecial Function: Weatherproofcolour:BlackMaterial:ABS+metalPackage Contents:1 x 7-Way Trailer Plug with Junction BoxOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.