... CMOS drain- open output 2, DC 12V 3, CE & ROHS 4, Two yeas warranty Type,RF controllerWorking temperature,-20-60 °CSupply ... : <60W, 12V: <144W, 24V: <288W Direction for use:Summarization RF 4-key LED RGB controller adopts the advanced micro control unit, it ... of change. Total 11 modes for your choice. DDH-RF 4-Key