Zone Tech D2S/D2R 6000K Xenon HID Headlight Bulb Diamond-White Pack of 2 &#9654; STATE-OF-THE-ART - HID lights have a glass chamber of gas, replacing the filament of traditional halogen bulbs. The gas is ignited by a 23,000V charge and stays illuminated by a constant 12V source provided by a ballast which is connected directly to your battery. Xenon gas prevents automotive HID lights from flickering when theyre switched on and ensure that an adequate amount of illumination is provided before the headlights reach maximum brightness, usually within a few minutes. &#9654; GREATER VISIBILITY- A 35W HID light source produced up to 3 x the lumens at the light source when compared to a 55W halogen bulbs. The combination of more light output and whiter color make for better visibility in most night time driving conditions. &#9654; LOW POWER CONSUMPTION - Remarkably, HID lights are able to provide greater light output with much less power consumption. Studies show that a 35w HID lamp produces 3 times as much light than a 55w halogen bulb. Also, a halogen bulb uses a continuous power draw of 10-15 amps, while the HID system uses 20 amps for ignition, but then drops to a mere 3 amps during operation. &#9654; LONGER LIFE - HID headlamp provides longer service life. With no filament to vibrate and fatigue, under normal conditions HID bulbs last roughly 10 times longer than halogen bulbs. You can now enjoy greater visibility and low power consumption fro approximately 2000 hours. &#9654; EASY TO INSTALL - Installation usually takes a few minutes. Although it is pug-and-play for most cars, others may need professional assistance. These are D2S replacement bulb for your Luxury Cars, such as Mercedes-Benz, BMW, Audi, Lexus, Infiniti, Acura, etc.