NorthPad 2.5mm x 0.8mm USA Power Adapter AC Wall Charger 5V 2A for Sanei N77 N78 N91 N10 Android Tablet PC Model: LA-520WF Input: AC 100-240V 0.3A 50/60Hz Output: DC 5V 2000mA Plug: 2.5mm x 0.8mm