NO NEED CANBUS ADAPTER: With built-in driver and CANBUS ready design, these H4 9003 bulbs can directly alleviate decoding problems, No error trouble. The 6A overload capacity of F15 HB2 bulbs, a threefold increase over standard bulbs, perfectly solves the problem that many burn out due to excessive starting current. If unluckily any flicker or other problems at few car models, please message AUXBEAM for free help to upgrade the decoder.
WARM TIPS: This bulbs will not fit DRL/Daytime Running Light.We have two years of warranty. If you have any problems during installation or use, please contact us for free solutions.
20% SMALLER SIZE: IP68 waterproof and dustproof. The H4 light bulbs can work stably in any harsh weather and need only 0.1s startup time. Using the latest compression tech, 9003 bulb is committed to making installation a breeze as the size of these bulbs is expertly controlled and reduced by 20%. Compatible with 99% car models without electric circuit modification or dust cover damage, perfect fitting the housing.
1200 FEET OF SUPER VISION: Upgraded 24 PCs Blade-S chips, 20,000 lumen high output arms your car with a farther & wider lighting field. The H4/9003/HB2 bulbs fuse super brightness with good affordability, providing 600% more light and 250% more night vision than original halogen bulbs for confident driving anytime. Say goodbye to those yellow dim stock halogen bulbs and see clearly with super bright light.
SUPER-FOCUSED BEAM PATTERN: With a 1:1 halogen filament position setup and 0.0074in ultra-thin chip spacing, these H4 bulbs produce an accurate beam pattern and 360° stable lighting. Eliminates dark spots, shadows, and glare for oncoming traffic.
ADVANCED COOLING SYSTEM: Five-layer cooling design - The red copper substrates + 6063 aviation aluminum lamp body + Unique 22PCs heat sinks + Latest liquid-cooling copper tube + 15,000RPM silent turbofan directly improves 150% heat dissipation, prolonging lifespan of H4 light bulbs up to 50,000 hours to avoid frequent bulb replacements.