... waterproof, dustproof, shockproof GOYE HID XENON LAMPS H4H/L (H4-3) 1.Car HID XENON LAMPSsingle beam xenon lamp: H1, H3, H4, ... 9006, 9007, 880, 8813.Strict TestsThe leave factory testing xenon lamps: 1,6 hours continuous working aging test. 2,Connection circuit ... steady status6) XENON LAMP Shockproof , waterproof and dustproof test7) XENON LAMP EMC anti-jamming test High quality HID XENON LAMPS 55W H4H ...