When you're on the road and need to power your device, the Power Bank 10400 Mobile Charger is the perfect answer to boost a drained battery. The mobile charger features a 10,400 mAh battery and a 2.1 AMP output that has enough reserve power to fully charge an iPhone 6 Plus or a Galaxy S5 two times. With PowerWhiz Technology inside, the charger will automatically detect your specific device and provide the fastest charge possible that's completely circuit safe. A stylish aluminum cover finish creates a professional look and the 4-LED display lets you know how much power is left in the charger. The Power Bank can be used with a wide variety of devices including all Apple products, most Android smartphones and tablets, and many other USB-charged devices.