This universal plug-and-play wiring harness with an on/off switch is a perfect fit for all Speed Demon Lights up to a maximum of 120 watts each. It's suitable for lights and lightbars with a max power of 120 watts per unit. The part numbers are 10-30030/ 10-30031. Features include a 2-pin DT connector, an easy installation guide, and compatibility with all Speed Demon Lights up to 120 watts. The set comes with a wiring harness and a switch. H1 has a 30A/12V DC relay, and H2 has a 40A/12V DC relay.

Using this wiring harness and switch kit is simple. First, check if your lights are Speed Demon Lights and have a maximum power of 120 watts each. Then, connect the 2-pin DT connector to your lights. The included easy installation guide will help you through the process. When using the switch, just turn it on or off as needed. Remember to make sure your power source can support the relay ratings (30A/12V DC for H1 and 40A/12V DC for H2). For maintenance, keep the kit dry and clean. If you notice any loose connections or issues, check the wiring and connectors according to the installation guide. This will help ensure the long - term performance of your lights.