It has 300-hours lifetime and is 8-10 times than traditional halide lamp. It is only 35W power, which greatly eases the burden of the electric power, save 50% of energy. Luminous flux increased 300%, brings you brighter, wider further vision and make your driving much saver. Only need to put the base with xenon lamp to the original socket. Bunking in the water inside will not cause the blowout. And also, it includes two bulbs and two implements.