The automobile HID xenon light is a kind of high pressure to turn on electricity the light it give out light the principle is to make use of the plus or minus electricity to stimulate the xenon and the rare metal chemical reactions to give out light - HID lamp have better color temperature will improve the performance of a car - Color temperature of the HID kit: 8000K H7 - Lumens: 3400~3800 LM - Bulb type: 35W - Voltage in: 9~16V - Package included: - 2 * Xenon super vision HID headlamps - 2 * HID lighting ballasts - 1 * Set of mounting kit - 1 * English user manual