HID Xenon Highlight Bulb 2PCS D1S D2S D3S D4S D2R D4R Bi-xenon Lens Replacement Lamp Standard White Light 4300K 6000K 8000KItem specifics Brand Name:D1S D2S D3S D4S Light Source:Xenon Wattage:35w oltage:12V Color Temperature: 4300K 6000K Special Features:Longer life ,high quality,super brightItem Type:Headlights Item Weight:0.2 kg 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& x27; 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 harness and change fuse to provide enough current for illuminating. Package include: