The 4.8 AMP (24W) iStore Dual Vertical Wall Charger simultaneously charges 2 USB devices in one compact design. It features folding prongs for convenient storage, and 2 high-speed USB ports to quickly charge smartphones, tablets and other USB devices. With an even distribution of 2.4 amps of power to each port, the Dual Vertical Wall Charger will not slow down either charging port when two devices are connected.