1. The main wiring connector 6.3 of the wiring harness has a sheathed circlip. 2. The total length of the switch control line is 3 meters (1 meter for the switch, and 2 meters for the wiring harness), and the line from the relay to the working light is 3 meters long. The length of the relay to the battery is 0.5 meters. 3. With relay and high current injection fuse, safety is guaranteed. 4. The key switch (with adhesive backing) can be installed in any part, which is simple and convenient. 5. Directly connect the battery to take power, to ensure that the original car power line is not damaged. 6. Power: It can support a single work light (max) below 180W and 180W. 7. Input power: 9-16V (if the car is a truck or other models, the battery is 24V, just replace the relay with 24V). 8. Core: 14AWG (2 square) Life: 6000H Chroma: 6000K 9. It can be used with multi-mode work light, which is more convenient to install