... 12Wmax 2.approval:UL,PES,FCC,ROHS 3.low leakage current Advantages:USA, UK, Europe, Australia ... ,UL,GS,SAA,ROHS ect6.Portable and low leakage current, low audio noise.7.Tolerance lightning ability is ... max6.vacant load:<0.3W7.operating temperature: 0~40°c8.storage temperature: -20~85°c9.operating relative ... switching power supply for electronics with 60Hz frequency,output 12w max and UL,FCC,ROHs marks