【8 TIMES BRIGHTER THAN HALOGEN LIGHTS 】- forenner H4 light bulb has auto upgraded double sided 8 chips, provides 800% brightness and 6500K cold white light for you! Provide you with awesome night brightness and a great driving experience!

【CAN BE USED FOR 10 YEARS 】 - 9003 ligh bulb equipped with a high-speed 15,000RPM cooling fan and the main body is made of aviation aluminum material, these structures will make the bulb's heat dissipation effect is excellent, and with IP68 waterproof design, ensuring over 60,000 hours of continuous lighting and stable operation.

【SUPER FOCUSED BEAM MODE】H4/9003 light lamps adopt 1:1 MINI design, along with a sim 0.03-inch design that brings the chips closer together, allowing the light to have a clear demarcation line, focusing on the farther distance, without blinding or glaring oncoming drivers.

【SUPER EASY INSTALLATION】 - The H4 lamps have no external driver box or wires, are non-polarized, plug-and-play, fit perfectly into the original jacks, will not loosen or fall out, and fit perfectly into the original jacks.

【99% VEHICLE COMPATIBILITY 】forenner H4 fog light bulb is compatible with 99% of vehicle systems, but you still need to check your owner's manual or the part number on the original bulb to confirm the bulb size before purchasing.