SUPER BRIGHT H4 LED HEADLIGHT BULBS: H4 LED headlight bulb using customized CSP chips with 20000 lumens per pair, 6000k cool white light, 120W per pair, 3 times brighter than the traditional halogen lamp. No dark spots! No uneven beam pattern, no glare to other drivers. | SILENT HEAT DISSIPATION & LONG LIFESPAN: Far lower than the halogen lamp, 40% cooler than others, high quality aluminum body with copper core for maximum heat dispense, keeps the h4 LED bulb in good conditions. > 50,000 hours service life. | IP68 WATERPROOF: 360 degree adjustable beam, IP68 water-proof and heat-protected with integrated cooling chip and fan for heat dissipation. Rainproof driver, housing, and fan works even in extreme situations. | EASY TO INSTALL: Plug and play, can be installed in 15 minutes on your own. These h4 LED headlights work with most vehicle's computer system without error. Energy-saving design, more energy efficient than ordinary lights. | PERFECT BEAM PATTERN: The illumination center point of the LED chips are consistent with the halogen lamp, without astigmatism, illumination range is wider and farther, give you a great driving experience.