Come and see our amazing products. Built-in 1pc 1200mAh capacity rechargeable Li-Ion battery.Dual USB output ports meet smartphone and tablet PC chanrging demands.LED indicators show remaining capacity clealy. Safe and reliable,perfect for using on traveling and outdoor activities.Portable,practical and long cycle life.Electricity-saving function. Pls confirm with us about the packing info, stock status and exact production time before placing your orders.