... , 12V/ 5A 0.65kg reliable hot ac dc switch power supply DC output voltage5V12V-5V-12VOutput voltage error (Note2)2%6%5%5 ... condition for the parameter above is:230VAC input, rated load,25°C 70%Rh,Humidity 2.Error,include the setting error ... C transformer,high-frequency transformer and three-phase dry transformer series products.etc LED switching power supply