Specification: Dimension: 95*45*22MM Weight: 118g Capacity: 5200mAh Outport: DC 5V/1A Input: DC 5V/1A Socket Type: USB Color: Blue， Red， WhiteShell Material: ABS Battery: A grade 18650 lithium battery Cycle Life: ?Y 500 timesCharging Time: 5.5 hoursCompatible : iPhone， iPAD， iPod， MP3/MP4， PSP，Smartphons， Tablets， Cameras or Digital Devices.Circuit Protection:Over-charge Protection， over-discharge protection， over-voltage protection， over-current protection， short-circuit protection. Product Features1. High performance battery，can be repeatedly used.2. Elegant design with small size， easy to carry wherever you go.3. Built-in smart chip to control the charging circuit. It is reliable， fast-charge.4. High compatibility， it is suitable for any mobile device that has an option to charge via USB.5. Portable， easy to carry， USB connected， particularly suitable for business travel， field trip.