1. Two HID, 35W lamps 2. Two ballasts with built-in starter brackets (2pcs) harness 3. Power: 4, 300K - 10, 000K 4. Yellow white: 4, 300K - 5, 500K 5. Blue white: 6, 500K - 10, 000K 7. Color temperature (K): 4, 300K, 5, 000K, 6, 000K, 7, 000K, 8, 000K, 10, 000K, 12, 000K 8. Life: More than 3000 hours 10. 9. Luminous: 3200LM (three times more luminous than the common lamps) 10. Waterproof: Meet DIN 40050 legal standard 11. Dustproof: Meet SAE J575 legal standard 12. Shockproof: Meet DIN 40046 legal standard 13. Operating temperature range: -20 degrees to +85 degrees 14. Installation: Only need attach HID bulb to the original lamb hole, stick ballast and connect the power 15. Short circuit and broken circuit protection