... 50/60Hz output:4~15Vdc 1000ma~2000ma power:12Wmax 2.approval:UL,PES,FCC,ROHS 3.low ... circuit protection,over current protection,over temperature protection.3. High energy efficiency,average efficiency accord with ... .Input frequency:50/60Hz3.output voltage: 4~15Vdc4.output current:1000mA~2000mA5.output wottage:12W max6.vacant ... for electronics with 60Hz frequency,output 12w max and UL,FCC,ROHs marks