■ Waterproof, high temperature resistant, anti-vibration treated. - Quartz (UV protection) glass is used to ensure the durability of the valve. ■HID (High Intensity Discharge) is a high pressure gas discharge lamp that increases 12V to 23,000V and emits it by discharge. Since it does not use filaments like halogen lamps, it has a long life (about 4000 hours). It is also more bright than halogen lamps. ■ Power consumption can be reduced by more than 50% than conventional models. ■Meets international standards and automotive factory original standards. ■ Brightness is more than 3 times more than a halogen bulb! Wiring is easy! ■ Comes with 1 year warranty ■