1. 3m extension cord: enough to extend the wiring harness where the lighting needs to be installed, helping you easily install the LED work light in your truck or compartment. 2. Pure copper material: Made of 16-gauge flexible copper wire, rubber protected, and PVC insulated tube to protect the entire wiring harness from overheating. 3. Easy to use: Plug and play design makes the extension cord easy to install and remove. 4. Wide application: suitable for almost all 12V battery vehicles, such as jeeps, all-terrain vehicles, UTVs, cars, motorcycles, ships, yachts and trailers, etc. 5. Material: pure copper wire core + PVC 6. Suitable type: universal type