Parameter of car Logo Light:How to install the ITAG01/04/05?1.there are two wire should be connected to the wire of the original car.one is +12V wire, this wire should be connect to door side light or top light in car.2.open the door,remove the plastic door panels with the tool.3.choose the fit postiton to drill a hole, same size as the lens oflaser LOGO welcome light.4.fix thelaser LOGO welcome light with screw tightlyModel#:ITAG04We are specializing in HID Conversion kits, HID Xenon lamps, HID Xenon ballasts, LED Daytime Running Lights and other LED lamps.Our products have been approved by ISO9001:2000, CE and E-MARKcertifications.Hopewe are helpful for you.18monthsWe willreplacenew ones or fix without charges if anyquality problems within the warrantytime.