JMD174; Juice Pack Case 2500mAh for iPhone 5 & iPhone 5S - Super slim external battery pack/power bank - Black Huge 2500mAh capacity - 100%+ extra capacity to enjoy! Slim, sleek design with smooth black finish. Can fit into any pocket, handbag and your hand very easily. Capability to charge/sync using the lightning cable while the juice case is on your iPhone 5/iPhone 5S (See picture for reference) LED battery indicator JMD is proud to offer a 1-year warranty on this product. More details on this are shown in the product description.