Specification: Input: 100-240V AC, 50-60Hz (worldwide use). Output: 19.5V 9.23A, Power: 180W. DC pin sizes: 5.5x1.7mm. Compatible: Fit for Acer Nitro 5 7 Gaming Laptop Safety & Warranty: 100% compatibility With the Original,and include numerous safety mechanisms, including protection against short-circuiting, overvoltage, overcurrent, and internal overheating. Customer Service: 24 x 7 email support. If you have any doubts, please feel free to contact with us. Package Include: Charger x 1, Ac power cable x 1