Slim Size, Big Power One of the slimmest and lightest 10000 mAh portable chargers on the market. Versatile Charging Anker's exclusive PowerIQ and VoltageBoost technology combine to deliver the fastest possible charge for any devices. Certified Safe MultiProtect is Anker's 11-point safety system, providing superior protection for you and your devices. Quality Throughout With a sleek  exterior and cool-blue LED light to report battery  inside and out Capacity: 10000 mAhUSB Ports (Output): 2Power Indicator: LED