1. Two HID Xenon bulbs H7 color temp 4.3,5, 6, 8, 10, 12, 15K 2. Two electronic pure digital ballasts with integrated starters1).digital ballast:U.S.A. brand ATMEL CPU chips and German technology build-in HID BALLAST 2).Durable design: Waterproof .dustproof and vibration resistance 3).Safety: Insulation and anti-high temperature material. better safety and longer life. 4).Quick start: 80% of objective luminous flux can be reached within 1 second, Objective luminous flux can be reached within 2 seconds 5).Color temperature: 3,000K (golden light), 4,300K, 6,000K, 6,000K, 10,000K, 12,000K 6).Convenient Installation: original design .Install it as easy as ABC. 7).Protection: over-voltage, low voltage and short circuit protection 8).Lamp types: Bulb sizes includes Single beam xenon kits: H1, H3, H4-1, H7, H8, H9, H10 (9145), H11, H13-1, 9004-1,9005, 9006, 9007-1, D2C (D2S/D2R), 880/881. Xenon H/L kits (xenon L + halogen H): H4-2,Telescopic H/L bi-xenon kits: H4-3, H13-3, 9004-3, 9007-3.Bi-xenon Dual filaments H/L HID Kits: H4-4, H13-4, 9004-4, 9007-4.Color Temperature: 3000k, 4300K, 5000k, 6000k, 8000k, 10000k, 12000k , Purple, Blue 3.Parameter: 1) Input voltage range: DC 9-16V 2) Rated voltage: 12V 3) Max. Start voltage: 23kV 4) Input current: 3.2 A?% 5) Output power: 35W?W 6) Luminosity: 3,600 lumens 7) Working temperature: -40 ~ +105癈 8) Lifespan: 3,000 hours