Input 100-240V AC , 1.5A, 50-60Hz Output Voltage 19V Output current 4.74A Power 90W Connector 7.4 WITH PIN Color black Protection Short circuit protection/Over Voltage Protection/Over Current Protection / Overload protection Efficiency more than 85% Typical Load Regulation +-5% Leakage Current Less than 3.5mA M.T.B.F. 50,000 hours min at 25¡ãC Operating Temperature 0¡ãC to 35¡ãC) Operating humidity 20% to 80%(not condensed), provided that humidity is less than 65% at 95¡ãF(35¡ãC) Storage temperature 4 ¡ãF to +140 ¡ãF( - 20 ¡ãC to 60¡ãC) temperature gradient less than 18 ¡ãF(10 ¡ãC) /hour Storage humidity 10% to 90%(not condensed), provided that humidity is less than 20% at 140¡ãF(60¡ãC) hygrometer reading of less than 95 ¡ãF (35¡ãC) Minimun Order 300 pcs Delivery Time 2-7days Supply Ability 20000 pcs per week FEATURES ¡¡Overload / overvoltage/ overheat and short circuit protection ¡¡Stabilized output, low ripple and low interference. New generation of U-surrounding cooling system Latest power IC management High quality circuit board Advanced Surface Mount Technology(SMT) Full one year warranty PACKAGE Brown Box+PE Bag 50pcs/CTN 46cm x 37cm x 17cm Power Cord: 1.5M 0.75mm2 (US / UK style) Ripple