Detailed Product Description hid xenon ballast, xenon conversion,xenon kit.Four Advantages of HID Bi-xenon Projector Lens Light (Angel Eye)1.Easy ... , normative light shadow, safer driving,smarter outlook than normal HID xenon lamp3.With the function of delaying turning off the ... light shadow,more shining,cool, saferNormal H4 HID low light shadowNormal H4 HID Hi light shadowH4 Hi/Lo Bi-xenon projector ...