UPGRADE TRAILER WIRING: The trailer wiring junction box is ideal for wiring your trailers, RVs, campers, caravans, food and other towed vehicles, it's perfect for connecting tail lights, brake lights, reversing lights, turn signals and auxiliary power. Helps your wiring stay organized, making adding extra lights and accessories, troubleshooting and repairing electrical problems a breeze. COLOR-CODED TERMINAL: The wires connection box is equipped with 7 color-coded terminals, which can quickly identify the corresponding functions of the wires and facilitate wiring, keeping all your trailer wiring in order. HEAVY DUTY JUNCTION BOX: The premium waterproof and sealed 7 pin trailer junction box is made of thickened reinforced plastic, which is sturdy and with a longer service life, and has better sealing against water and sand dust. Color: Black Material: plastic Package Contents: 2 x 7 Way Trailer Junction Box Only the above package content, other products are not included. Note: Light reflection 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.