Coossi 55W HID Xenon Replacement Ballast Kit Bulbs H11 8000K As long as 55W power supply, greatly reducing vehicle power system load, the power loss save 50% Best performance guaranteed for the lowest price without sacrificing the product quality. HID Life time: More than 3200 hours average lifetime. 300% brightness upgrade, as taller, wider, farther and allows you to travel more secure. Waterproof function.Dustproof function.Anti-vibration function.