USB Charging Station for Multiple DevicesThe 4 USB port charger (5V/5A max overall, each 2.4A max) has a smart identification function, charges 4 devices simultaneously and provides optimal current. Compatible with smart phones, tablets, Bluetooth speaker headset and other rechargeable USB devices. USB Charger Hub with Phone Stand: The unique stand design can bear the weight of the mobile phone/tablet. An excellent desktop/ nightstand usb charging station provide the best viewing angle and viewing effect for watching viodeo.