LEDHOLYT 2pcs H4 9003 HB2 Cree LED Car Headlight 40w 4500lm High Low Dual Beam Xenon White Bulb with Built In Fan High power USA Top Cree -XML2 LED, 40W per bulb. Fan failure protection, when a fan fails, the input current will be reduced automatically. Easy install, plug and play, no ballast needed,no wire cutting, usually in 20 minutes or less LED Headlight Kit gives your headlamps a Cool White (6500K), clean look with 4500 Lumen high beam and 1000 low beam output. Fully aluminum housing, perfect heat dissipation design. IEC specification, IP65 level waterproof, and dustproof.