Using XP-E LED chips, high brightness; New IC drivers; Real constant current regulator, stability has increased substantially; Use of software packages, the latest high efficiency cooling structure; A direct replacement for the original car glass bulb; Lit without delay, low power consumption, one-tenth of the traditional halogen lamp, energy-saving; No filament structure, humpback no fever, vehicle control circuit is not easy oxidation; Luminous high purity, penetration, no shade filter light; With lifetime up to 3~5 million hours; LEDs are semiconductor solid-state light sources, anti-shock, waterproof, high luminous efficiency.