Product Name: 12V2A Power Adapter Input Voltage: AC (AC) 100V-240V Input Voltage Frequency: 50-60Hz Output Voltage: DC (Direct Current) 12V Rated Output Current: 2000MA Modulation Method: Pulse Width Modulation Operating Efficiency: 85% Plug: 5.5 x 2.5 (General Purpose 5.5 x 2.1)