... 4.synchronous change effect RGB controller*About us* For more than 3years, we are a leading high-tech enterprise and a leader manufacturer in ... marketing, and after-sales servicing of LED application lights, providing a wide range of LED lightings: LED fluorescent tubes, LED strips ... model:TM1803, TM1804, TM1809, UCS1903 etc 2012 Multicolor LED RGB controller,LED Digital controller for magic led strip