MODEL#ITAG07Parameter 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 tightly12-18monthsWe willreplacenew ones or fix without charges if anyquality problems within the warrantytime.