Tc xenon bulbs are made from uv cut quartz glass and have an average lifespan of over 3000hours. It fit virtually all hid ballasts and come with connectors as required and available in all sizes and colors. 1)choices of color temperature: 3000k ~ 12000k. 2)luminous flux: 3, 200lum. 3)high brightness: 3 times luminous flux than halogen tungsten lamp. Low power consumption. 4)output power 35w / 55w 5)100% compatible with original halogen system. 6)connector available: amp connector, bs connector, ket connector Certifcation: ce, e-mark, iso9001-2000. Payment: t/t Shipment term: by express or air shipment. Delivery time: within 1 week