Detailed Product Description Bi-Xenon Bulbs: 1.waterproof, dustproof ,shockproof 2.4300k.6000k.8000k.10000k.12000k ... good quality of our products, it's almost less than 1% defective rate.We do want long business,not once business ... H4Hi/Lo, H13Hi/Lo, 9004Hi/Lo, 9007Hi/Lo;1. Order Information:Please Tell me:1.Model --- (example H1,H7 ,H3,H11,ect ... Auto Bi-Xenon HID bulb H13-3 10000K Hi/Lo Light Bulbs