... :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 ... customers.Specs:1.input voltage:100~240Vac2.Input frequency:50/60Hz3.output voltage: 4~15Vdc4.output ... universal switching power supply for electronics with 60Hz frequency,output 12w max and UL,FCC,ROHs marks ...