* CLICK FRENZY DEAL* Valid till 22nd May Built-in intelligent IC ensures excellent performance and recognizes all kinds of 5V devices to deliver ideal current of up to 2.4A; improve output voltage when current is more than 1A to compensate the loss. Being tested, output efficiency of smart charging port is better than 80% products on the market, safe, smart and energy-efficient. Product Specification: Port 4 USB Charging Ports Rated Power 50W Output Per Port Intelligent Identification 5V2.4A Input Voltage AC 100-240V Controller Intelligent Detective IC Dimension 100 x 70 x 28mm