Laptop Notebook Charger for&nbsp;Acer Aspire 7750G 7551-7422 7741Z 7741G 7551 7741 7741Z-4643 7741Z-5731&nbsp;Adapter Adaptor Power Supply "Laptop Power" Branded (Power Cord Included) Replacement Laptop Charger US Power Cord Included Input: 100-240V Output: 19V 4.74A 90W