Thank you for viewing. This is an LED bulb for D2S headlights. Although it depends on the vehicle model, it can be installed with almost no modification, just plug and play. I tried to install it, but I couldn't install it in my car, so it's unused. The following is an excerpt from the manufacturer's description. LED Headlight D2S [Color Temperature] 6500K White [Brightness] 19300cd (candela) per lamp ※The values may vary depending on the vehicle model, lens, installation condition, and the type of bulb and measuring instrument. ※Measured with one type of bulb in the DS series. [Bulb Size] 68mm (height) x 31.8mm (width) ・Designed to fit most vehicles with genuine HID. ・Please check the space inside the headlight unit just in case. [Waterproof and Dustproof] IP67 [Power Consumption] 35W [Voltage] 12V car only Light Type...Headlight [To Customers Purchasing] Please be sure to read the following information before purchasing. By purchasing, we will assume that you have agreed to the following information. All items handled, including unused and unopened items, are used/junk items that have been in someone's possession once. Simple inspections, measurements, and simple packaging are performed by visual inspection. We cannot guarantee the condition of the product, so please purchase with your understanding. ※Due to the nature of the product, there may be signs of use, scratches, and discoloration due to aging. ※Please note that we cannot guarantee any technical aspects. The condition at the time of inspection is only described as a reference and does not guarantee operation or product warranty. Used/junk items are to be used at the buyer's own risk, and we are not responsible for any consequences. By purchasing, we will assume that you have confirmed and agreed to the product description, shipping method, payment method, and precautions. We will not accept any claims that ignore the listed items, so please confirm before purchasing.