Desktop power supply unit Dimensions L x W x H: 70 x 46 x 37.5 mm Input frequency: 50...60 Hz Output current: 1.3 A Residual ripple: &lt, 50 mV Voltage tolerance: ±10% Weight: 200 g Connection, primary side: Euro Plug Connection, secondary side: Pole Reversing Coupling with Plug Mounting: Coaxial Plug: 5.5 x 2.1/5.5 x 2.5 mm Input voltage: 230 VAC Plug version: Euro Plug Short-circuit-proof: Yes Standards: EN 50082-1/-2 Output voltage: 9 VDC Power: 12 W