This harness was designed with intention of being used in conjunction with power modules such as sPOD, Switch-Pros and factory upfitter systems. This harness will ensure that you don't run power to both the high and low circuits at the same time when wiring your LP series lights. If you're looking to take the guess work out of wiring your LP series lights this is the harness for you. Wiring Inputs Ground Input ( - ) Battery Power Input (+) Backlight Input Tap (+) Low Beam Input Tap (+) High Beam Input Tap (+)