car bulb holder 1)Low electricity consumption 2)Long life-span ... bulb base, HID Socket, HID Bulb Holder, HID Lamp HolderDetailed Product Description car bulb holder 1. Application: .Used on BMW, Benz ... the HID xenon kit .Bulb adaptor is for some car, these cars have special lamp base that make ... this adaptor to help the bulb mounting on these special car types. . Transmit enough current for HID lamp, ...