Universal Motorcycle Headlight Modulator P75W with Plug n Play Programming, pathBlazer By Kisan with Daylight Sensor, Easy One Wire Install Universal Design - For most Harleys, Honda, Suzuki, Yamaha, Kawasaki cruiser models with a single headlamp upto 75W max. 1 Wire Install  Connect to high beam wire with included connectors Programmable between conventional bulbs (default) or LED bulbs without tools Adjustable Daylight Sensor Turn It Off - Modulation ONLY occurs in daylight via high beam Cover the Daylight sensor w/ BLACK electrical tape Start the engine in Low Beam Flick it to High Beam 6 times (about once a second) Leave it on the High Beam.