Charge battery with a capacity of 6000 mAh. Fully charges a smartphone. 4 with LED charge level indicator (25% - 50% - 75% - 100%). DC 5V 1000 mAh to recharge a smartphone entirely to recharge a Tablet. 2 USB to charge two devices at the same time. Specifications: Capacity: 6000mAh. Battery type: Lithium-ion. Input: DC 5V/1000 mA. Output: DC 5V/1000 mA.Output: DC 5V/2000 mA. Size: 92x61x23 mm. Product weight: 190g. Compatible with: Digital Cameras, iPod, iPhone, Smart Phone, Tablet, PSP.