... ,PSE,EK 2 years warranty.. 12V 4A ac/dc adpater switching power adapterOutput power 12V 4A 48W Approved by CE GS ... 240VacInput Frequency Range:47Hz~63HzInput Inrush Current :0.3A maxEfficiency :85%(MIN)at Rated VoltageOutput:12V 4AOutput power :48WRipple and Noise :<120Mv ... mode power supply, power adapter ,usb charger, laptop adapter, ac/dc adapter, Led driver, dimmable led driver, waterproof led ...