Charge up to two USB devices at the same time with the AC2115 2-Port USB Charger. The Smart IC charging system distributes the available current between the connected devices. Besides that, the smart charger recognises the required current per device. Your tablet and smartphone will be charged with just the right amount of power. The charging will stop when the device is fully charged. The AC2115 is equipped with over temperature protection, over voltage protection, over current protection and short circuit protection.