?Please Note?Designed for data transfer, not for charging on the charger, don't have enough power to charge 4 devices at the same time. Can't charge apple devices if you plug it into the charger instead of a USB port of your computer. ?Extra Durable?Cable reinforcement, sturdy exterior and heat-resistant connectors ensure ultimate durability. Plug & Play and hot swappable. ?Portable Design?Designed with mini size, the feature of portable can let them be carried to anywhere you want. ?Extended Cable?Set up your workstation however you want with 10-inch of cable. ?4 USB 2.0 Ports?Extend one super-speed USB 2.0 port to four. Simultaneously connect up to four USB-A peripherals.