Come and see our amazing products. This power bank comes with a rechargeable Lithium-ion battery with a capacity of 1500mAh. It can be used as a quick booster for your smart phone dying battery so that you can stay connected. features a key chain, easy to take. Perfect for your smartphone, MP3 and MP4 player, tablets and other portable devices. The battery can handle up to 500 charge cycles, making it a long-lasting power bank. Available capacity: 1200mah to 2600mah. Other capacity quote on request. Custome imprint is available. Pls confirm with us about the packing info, stock color and exact production time before placing your order.