RR 40W H4 LED headlight bulb for motorcycles, 6000K white, with high and low beam, listed for MT 15 and R15 V4 bikes. Its 3-sided LED layout spreads light for better visibility, and it is a universal fit for motorcycles with an H4 coupler. It comes with a 1-year warranty. The bulb has COB LED chips on a slim column, a three-tab H4 mounting flange, a finned heat-sink base and a driver box on the lead.