H4 LED Headlight Bulb, 6000k White LED Car Headlights H4 LED Bulb Conversion Kit H4/9003-3 Yr Warranty NEW VERSION: All-in-one H4 headlight bulbs integrated design, Mini compact size to fit more car headlights. HEAT KILLS: Aviation grade aluminum heat sink + high speed 8000 RPM Turbo mute fan two-way cooling system. This LED headlight kit can replace all traditional halogen Headlamps, high beam & low beam headlight bulb replacement. MAIN FEATURES: H4 LED bulb w/ latest CSP LED technology, 200% brighter than halogens. Over 30000hrs of continuous perfect light pattern. Premium aluminum mini size housing, Instant-On, ZERO warm-up time, IP67 waterproof, Shockproof works even in extreme situation. EASY INSTALLATION: Can be installed in 20 mins. No relay. No capacitors. No extra wiring. Just Plug and play. SPECIFICATIONS: LED chip: CSP, Watt: Real 40W, Lumens: Real 2800lm. Color: xenon 6000k white, Voltage: DC 12v-30v, Socket: H4/9003/HB2. FITMENTS: These H4 LED headlight bulbs are Canbus-Ready & EMC Filter inside. will work on most vehicles without error. TIPS: for some VW PASSAT, Audi Q7, BMW MINI, may need load resistor (decoder) to make the light work properly. If the lights are flicking or error, email us for help. WARRANTY: 100% risk-free satisfaction guarantee to let you buy with confidence. 365-DAYS money back + LIFETIME warranty services, no reason for return/change. If anything was wrong, email us(seller) for help through message system.