Naztech PB10400 Universal Power Bank - White - Retail (12391) Specifications: Capacity: 10400mAh. Battery Type: Li-ion. Output: 3.1A (max)/5V. Protection: Short Circuit/Overcharge. Product Size: 94mm x 79mm x 28mm. Weight: 287g. Package Contents: PB10400 Unit, Micro USB Charging Cable, Assorted Connectors, Storage Pouch, User Manual. Features: Power Bank