General Description: This model is an universal switching-mode power supply for notebook computer, operation at input AC INPUT:110V TO 240V 50-60HZ（INPUT VOLTAGE:15V，12V/15V/16V，18V，19V，20V，22V，24V） OUTPUT CURRENT:12V-15V 4.2A/16V-20V 3.5A 24V@2.9A MAX output power 90 Watt max, with protection functions: Overload protection, Short Circuit Protection, power supply by mains supply. With 8PCS tip connecter to suit to main notebook computers, Select output voltage to suit to notebook computer and make sure the polarity of tips connect correct before use. 2.Electric Characteristics: No. Item Specification 1. Rated Input Voltage(50-60Hz) AC120V OR AC230V Vibration Input Voltage Range(47-63Hz) AC100V-240V 2. Input Rated Current 2AMP Input Power 180VA 3. Output power(max) 130W Efficiency >80%(TYP) 4. Output voltage:15V/16V/18V/19V/20V/22V/24V(0/+0.8V NO LOAD) DC15V-24V 5 6. Overload protection yes 7. Short Circuit Protection YES 8. Ripple Noise 800mV 9. Line Regulation 5% 10. Load Regulation 5% 1).Weight:290G 2). Case Size:117*59*37.5MM 3). Normal Operating Temperature and Humidity: 4).1 Operating Temperature: 0℃ to 40℃ 5.2 Humidity: 20% to 80% 6. Storage Temperature and Humidity: 6.1 Storage Temperature: -10℃ to 70℃ 6.2 Humidity: 10% to 90%