■ Waterproof, high temperature resistant, and anti-vibration treatment. ■ Uses quartz (UV protection) glass to ensure the durability of the valve. ■HID (High Intensity Discharge) is a high pressure gas discharge lamp that boosts 12V to 23,000V and emits discharge. Because it does not use filaments like halogen lamps, it has a long life span of about 4,000 hours. It is also brighter than halogen lamps. ■ Power consumption is more than 50% less than conventional models. ■It meets international standard and auto factory original standards. ■ Brightness is more than 3 times more than halogen! Wiring is easy! ■1 year **■