Most Stable Performance Car LED Headlight Bulb Power: K1 Series 60W, S5 Series 60W, K2 Series 72W Light source: K1 series, S5 series: 2 sides light sources K2 series: 3 sides light sources (K2-H1: 2 sides light sources) Lumens: K1 series, S5 series: 18000Lm K2 series:8400Lm Voltage: DC 9-16V (Fit 12V Vehicles) Installation: Plug and Play, 10 Mins Only Operating Temp: -70 C (-94 F) ~ 105 C (221 F), in Ruia's cold winter, still start within 1 second, work stably. Lifetime: More than 60,000 hours, longer than 120 halogen lamps (One of the most stable car bulbs) Usage: Car LED Headlight Bulb, Fog light, Motorcycle Headlight Package Included: 2x NAO LED Headlight Bulb Claic Style Headlight NAO K1 Series LED headlight bulbs, Claic Style, Super Stable; Brighter Start-up and more Energy Efficient than xenon lamps; S5 serie S5 series products are available in two packages and shipped randomly. If you have packaging requirements, please contact customer service to confirm! K2 serie H4, H7, 9006/HB4, 9005/HB3,H11/H8/H9, 3 sides light source H1, 2 sides light source Same Beam Point Same beam point as halogen bulb, perfect light pattern Brightne Upgrade 300% brighter than the original halogen bulb, Make the vehicle more visible to other drivers, thereby improving driving safety. Global Standard Connector NAO K1 series of connectors all in accordance with global standards, interface 100% match with the original halogen lamps. Excellent Cooling System NAO K1 LED Headlight Bulb uses 6063 aerospace-grade aluminum and a high-speed silent fan to achieve thermal conduction and thermal convection, ensuring the K1's super stability. Standard Beam Pattern and Brightne K1 is 200% brighter than the original car halogen lamp and has a standard beam pattern. It will not produce glare and will not affect the sight of the opposite owner. Rigorous Testing All NAO brand products can withstand high temperature and water resistance testing. Size Single lamp: H1 H3 H7 H11 H8 H9 H27 Double lamp: H4 9004 9007 9008/H13