Charge 8 Devices at A TimeThis SUPERDANNY USB charging hub has 8 USB ports for charging up to 8 devices simultaneouslygreat for phones, tablets, headsets, smartwatches, and other USB-powered devices. Smart USB ChargerBuilt-in device detection, this multi-port charging station can intelligently detect and provide a proper current for your devices for protecting against over-current. 5V/7.5A is shared by the 8 USB slots, with 0-2.4A/port for charging USB-powered electronics.