ENHANCED VISITBILITY - The h4 LED fog bulb adopts the top graded ZES chips. Each set provides 26,000lm of 6000K white light output. Even in bad weather, the AUTOONE 9003/H4 led bulbs will make road signs and obstacles clearly visible. Help you can react in time
IDEAL BEAM - The H4 led bulbs' beam pattern is close to stock lamp with 0.03in ultra-thin chip spacing which focus down the road with no dark spots or scattered light.
DIRECT FIT - The H4 9003 HB2 led bulbs are designed 1:1 same size as halogen bulbs, fits perfectly in place of the original H4 light bulbs. No modifications on the enclosure or cover, easy installation less in 10 minutes
HIGH COMPATIBILITY - Built-in upgraded driver, Autoone 9003 bulbs are compatible with 99% models without problem. NOTE: For few vehicles, system is complex. If you met drl or indicator error on dashboard, an additional decoder is needed, message to us on Amazon so we can send decoder directly
LONGER LIFESPAN - Effective cooling system for autoone H4 led light. Built-in 12,000RPM high-speed silent cooling fan. Combined with copper base and unique hollow design on aluminum body. Rapid heat dissipation ensure H4/9003 bulb continuously work for more than 50,000 hours