Input: 100 to 240V AC,1.0-0.6A, 50 to 60Hz (worldwide use) Output:DC19V 7.1A 135w Important Notes: Please double check the connector before buying,the connector is 5.5mm*1.7mm,if you do not understand,please contact customer service. Package Include: 1piece laptop power adapter 19V 7.1A ( Not Include Power Cable)