Note:If There Are Any Problems With The Product, Please Contact Us First.We Can Solve The Problem.No Warranty Offered If Submit Disputes Or There is Any Feedback Le Than 5 Stars Before Communication.Item specifics:Brand Name:D1S D2S D3S D4S /D1R D2R D3R D4RLight Source:XenonWattage:35Woltage:12VColor Temperature: 3000K 4300K 5000K 6000K 8000K 10000K 12000KSpecial Features:Longer life ,high quality,super brightItem Type:HeadlightsItem Weight:0.2 kgCar type:All cars Note:1. Please make sure the specific type of bulb before placing order 2. If the bulbs are flicking and shut off immediately after installation, it is not bulbs' problem. You need to check the ballast and current. Our bulbs need 35W A/C ballast and at least 30A current. Sometimes, you need to purchase relay harne and change fuse to provide enough current for illuminating.