Innovative Dual Charging Modes provides both Normal and Rapid Charging Modes to suit its users batteries charging needs. Both Charging Methods are designed to save users money and time in any ways. Extra USB Port Not only did this USB Charger solve all batteries needs. It also functions as a single USB Hub by providing One Built-In Extra USB Port to conveniently connect and access all your USB devices to the Computer without hunching to the back of the Computer to look for an USB port!