Karono 2pcs Car Door Welcome Courtesy Light Projector Ghost Shadow Laser Emblem for Cadillac SRX CTS ATS XTS Car door projectors design for Cadillac SRX (2011 - 2016), ATS ( 2013 - 2018 ), CTS ( 2014 - 2018 ), XTS ( 2013 - 2018 ). Logo Direcation can be adjusted by the rotating part. Warning: Projectors produced by low quality film, will become blurred in a few month! Karono Cadillac LED projector produce by high quality film, ensure the quality of projection (Will not become blurred over time). Maintenance Free, Easy Installation, no need to drill hole. Just remove the original lights and then install the welcome lights on. This item fits directly to the lower section of the front door and is wired into the interior lighting circuit, it is operated when the door is opened, very simple and effective. Package includes 2 pieces lights, If you would like to use for 4 car doors, You need to order 2.