Power Supply Dimensions L x W x H: 77.5 x 51.8 x 40.5 mm Input frequency: 50...60 Hz Output current: 4.0 A Weight: 158 g Connection, primary side: Interchangeable Adapter Connection, secondary side: 2.1 x 5.5 x 12 mm Barrel Plug Input voltage: 100...240 VAC Plug version: EU / US / UK / AUS Polarity: +(C) Short-circuit-proof: Yes Cable length: 1.5 m Output voltage: 5 VDC Power: 20 W