Advantages:1.The most hot style ni 2013.2.With the function of flash.3.Can install the timer.4.Cree chip,super bright,high clear projector.5.High quality and factory price.6.Energy saving and no pollution. Installation:Shenzhen Lai Fu Da Electronic Factory is an all-round company with R&D. In 2005, we set up our Chinese factory in Shenzhen City, and started our finished goods business. Based on our strong engineering forces, we have developed many popular items to the market, such as, LED Door Courtesy Light, LED projector key chains. Lai Fu Da will also offer you OEM services to satisfy you and your customers. If you are interested in our products, please feel free to contact us for more information. We are looking forward to cooperating with you in the near future.