Never be stuck without a charge again! This portable power bank packs 10,000 mAh and includes an accurate capacity indicator. The durable yet sleek exterior measures 12.5 x 7.5 x 2 cm, so it’s small enough to fit into your back pocket or the accessory pocket of your bag and go with you anywhere. Expected lifetime of the battery exceeds 300 charges. Features: • Capacity: 10,000 mAh • Input: 5 v, 1 a • Output: 5 v, 2 a