H4 Car headlights H4 Car headlights Used in: Car/Truck Headlight Features: Easy to install, 6000K white light, ultra-high brightness 1700 lumens : Can also be used as warm white light, color temperature 3000K, high light penetration in rainy days. Use heat pipes to dissipate heat, maintain strong light brightness, exquisite craftsmanship, quality assurance, and credit first. Precautions: Warranty for one year, use the ambient temperature not to exceed 70 ° C . Taiwan Chiming is a professional LED car lamp manufacturer in Taiwan. It was established in 1984 and has 38 years of manufacturing experience.