●Bulb Type: H8/H11/H16; Number of Kelvins: 6,000K; Compatible Voltage: 12V vehicles; Set Contents: 55W ballast x 2, 55W HID bulb x 2, Mounting hardware set, instruction manual (English language not guaranteed) So if you have an import car, please choose the WC Series LED with a built-in warning canceller ●(Easy connect and HID) Brightness and durability due to high quality bulbs and ballasts. (Why we recommend HID Kit): 6 times brighter than halogen. HID kits have a large amount of power, so the light can be seen far away and the ground is clearly white so you can have a vision unique to HID kits ●This product is high quality TYPE-SSS ballast: The ballast is a HID heart. Same performance as well as high end ballasts from famous manufacturers Heavy duty high quality TYPE-SSS ballast Excellent thermal conductivity aluminum body and 100% waterproof Inspection with a failure rate of 0.2% or less. Compact design with a thickness of 0.5 inch (13 mm) ●(Newly Developed High Power HID Bulb) Uses a "High Efficiency System" that is easy to use for fog lamps that are small and can easily accumulate heat. Improvement of the phenomenon of the lighting point / Delivers more light than LED / Uses a high purity glass jacket for innerwear / outerwear / LED can not realize the left and right field of view and further distance. HID shops adopt a new type of bulb shape with excellent heat dissipation