Brighter and safer: The H4 LED motorcycle bulb adopts the exclusive technology of 3-sided COB LED chip structure, 5000LM, 6000K cool white, 300% brighter than halogen bulb, perfect concentrated beam and longer lighting distance (can pass from low beam to high beam), no dark spots in the lighting. to ensure the safety of driving at night . Long life: Housing entirely made of high quality aluminum to ensure good heat dissipation. Long lifespan of 50000 hours, if you use LED headlights to work 8 hours a day while driving at night, you can work more than 17 years. Easy to install: All in compact design, plug and play, you can easily replace the original halogen bulb without wiring or modification, compatible with over 98% DC 12V motorcycles. With an IP67 waterproof rating, it is designed for heavy rain or other extreme conditions (please pay attention to the depth, width and product specifications before purchasing). Built-in driver chip: Powerful built-in driver chip enables the H4 LED bulb to work with constant power without light attenuation due to unstable power supply, and has power-off protection function to ensure product use time 50000 time. OPL5 customer service: Need help? All car bulbs in our shop are guaranteed for 2 YEARS If you have any questions about the product, please do not hesitate to contact us, we have customer service to answer all your questions.