The Satechi Aluminium Power Strip accommodates all your charging needs, without having to bring out the single-port wall adapters. The Power Strip has four Type B AC power outlets, with surge protection, as well as 4 2.4A USB charging ports. Equipped with IC smart technology, you don’t have to worry about the amount of voltage is needed per device; the strip adjust the emery supplied to each device for you. This prevents excess energy being used, and avoids electrical surges. The strip is designed to protect your devices from damage due to over-voltage, over-currents and short circuitry failures. Weighing in at around 2 pounds, this is a great travel companion for charging your electrical devices.