Denali Trigger Wizard Universal High Beam Trigger for Ground Switched LED Headlights [DNL.WHS.20600] Sharp Visor a larger amount of force Leather Textile a larger amount of force is needed as the rubber inserts provide a progressive rotation resistance instead of a linear one CHIN STRAPE: Double–D ring strap This adapter is required if you want to output a 12v high beam signal that will allow DENALI lights to change intensity with your factory high beam switch simply connect the white and blue ends to the color coded DENALI wiring harness trigger wires and then connect the black and white leads to the vehicle high beam and switched power wires respectively