... power bank 1>Secondary oxidation aluminum alloy housing 2>5V/1A output,High transfer efficiency 3>Competive pri universal ... ,Motorola etc.), ipad, galaxy tab digital cameras, and other 5V rechargeable equipment . Specification: Product Name: External Battery Power BankProduct ... : 3.7V Li-lion cellsCapacity: 4400 mAh .Input:5V-1000mAh. Output:5V- 1000mAh.Dimension:100mm×46mm×24mm Weight: 149 g/ ...