inside the bulb. The base of Philips HID bulb is manufactured by Haining Taichang Auto-Light Co., Ltd., and the label of "philips light source" is marked on the base. The power of Philips HID bulb is 35W. The luminous flux is 3200 lumens, 3 times more than halogen ones. Two color temperatures, 4200K and 6000K. And Two colors, yellow light and sunlight. Philips HID bulb has over 3200 hours of lifespan. The type of Philips HID bulb includes: H1, H3, H4, H4H/L, H7H, H7T, H7R, H8, H9, H10, H11, H13, H13H/L, 9004, 9005, 9006, 9007, 9004-9007H/L, 880/881