Product parameters: Power: 50W/set Luminous flux: 20000lm/set Working voltage: DC 9-15V Socket model: H4, H7, H11/H9/H8, H1, 9005/HB3, 9006/HB4, Color temperature: 4300K ​​(warm white light), 6000K (white light), 8000K (cool white light) IP68 waterproof and dustproof rating, beam angle 360 ​​degrees Material: Aviation 6063 aluminum profile Working temperature: -40-80 degrees Celsius Service life over 50,000 hours Uses: headlights, fog lights Two cooling channels •1. Integrated aluminum heat conduction system, 360 degree heat dissipation •2. High-speed silent fan (10000R/Min), large air volume, faster heat dissipation Package Included 2 LED headlight bulbs 1 Installation instructions size: Mini size, suitable for more than 99% models beam: Adopt CSP LED chip and special design to provide better light type, line type and spotlight High lumen: Using high-quality LED chips (CSP chips), high luminous efficiency. 50W 10000LM each bulb, total power 100W, each pair 20000LM, 5 times brighter than halogen lamps CSP chip, high quality, long life; fixed with solid rivets (Many other car headlight chips are fixed with screws and are easy to fall off) Material: Metal material, more luxurious, longer service life