Are firmly installed before driving. Pay attention to the dimension of the product if modificaiton has been made on your vehicle. Not need to change the original car location to install, no need to paste a direct replacement for the original car Original lamp, power cable can be connected to the Original lamp. Can also be connected to the battery positive and negative, the patented technology dedicated Original lamp: the unique car to start Automatic Identification System (LEDs switch on their own lights turn on and off).Because of the different time zone, please give us some time, all the emails will be answered within 24 hours. Thanks for your understand and support! Leaving feedback, we will be glad to work together and provide a satisfying solution. Good communication is helpful for both of us to resolve any problems and issues. All of the items are new. Otherwise, replacement can be offered for defective product. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Lighting & Lamps\Side Marker Light Assemblies". The seller is "hj-auto-modification" and is located in this country: CN. This item can be shipped worldwide.