Marware MBAM1W Amped Portable Device Charger - Retail Packaging - Silver Lithium-ion rechargeable battery works with phones, cameras, handheld gaming devices, tablets, and more virtually any device that charges via USB. Small enough to store in a pocket, purse, or bag size is comparable to a tube of lipstick. Can charge most smaller portable devices from empty to full and shuts off automatically when device is charged and not drawing power. USB to Micro USB cable is included for charging Amped - can also be reversed to charge devices that charge via Micro USB. Tech Specs: Capacity 2600 mAh / Input 5V 500 mAh / Output 5V 1000 mAh.