Features: 1.7 Wires: This trailer extension coiled cable has 7 wires in one insulated jacket, including green, yellow, white, brown, blue, black, and red. 2.Easy Installation: The cores of this trailer extension cable are coated in different colors that can be easily identified and installed. 3.Wide Application: This trailer coiled cable is widely used for car, solar, RV and inverter, etc. 4.Reliable Material: This trailer coiled cable adopts reliable polyurethane and copper material, which is flexible and resistant to corrosion. 5.12.8ft Length: This trailer coiled power cable is approximately 12.8ft in total length, meeting your basic need. Specification: Item Type: Trailer Extension Coiled Cable Material: Polyurethane, Copper Specifications: 20AWG Length: Approx. 3.9 Meters / 12.8ft ( Manual Measurement, Slight Error May Exist ) Applicable: Trailer, Tow Truck, RV PackageList: 1 x Trailer Extension Coiled Cable