Come and see our amazing products. This power bank is made of ABS material.The size is 2.76".It has 2600 m/h capacity.It can work Smart cell phone Tablet, Mp3, Mp4 etc.It can avoid overcharge, over discharge, short circuit, etc with multiple protection system.It can customized capacity according to customer request.Welcome to your logo. Pls confirm with us about the packing info, stock status and exact production time before placing your orders.