... Voltage/ Frequency: 100-240vac 50/60HZOutput Voltage Range:1.2VOutput Current Range:0.4AMax .Output power:5 WattsPower supply plug type ... , UK, Australian, Korean,China, etc.Output protection:Over Voltage ProtectionOver Current ProtectionShort Circuit ProtectionOver hot ProtectionWorking Temperature Range:-20~+50°C ...