Product useage: RGB LED vertical switching power supply, multi-functional selection, in line with SAA standard switching power supply certification standard. RGB LED through the internal integrated chip, detect the power output of different control signals, emit the corresponding color of light. This power supply has built-in RGB LED special controller, with overload protection, overvoltage protection, constant voltage function, constant current function, flicker function selection.According to the use of environment, this power supply can be used both indoor and outdoor . The products are mainly used in LED lighting, LED decorative lights, such as Christmas lighting, copper wire lights, laser lights, lawn lights, etc. This type of power supply is also known as colorful transformer, lamp series transformer, controller,SAA transformer, LED driver, adapter, etc., This type of vertical integrated power supply with invention patent, simple operation, good waterproof effect.