AC Socket, Input voltage: 90-264VAC, Input Frequency: 47-63Hz, Output Voltage: 18.05-19.95V, Output Current: 0-3.42A, Ripple - Noise: Greater or equal to 350mV, Efficiency: Less or equal to 84 percent at full load, Hold up time: Greater or equal to 5 ms, Temperature range: Operating 0 deg C to +40 deg C, Output Watt: 65W, Dimension: 108 x 46 x 30 mm (L x W x W). Over Power Protection (OPP), Over Voltage Protection(OVP), Over Current Protection(OCP), Over Temperature Protection (OTP).