Connect an External Hard Drive to your new MacBook The Kanex USB-C > USB 3.0 Cable lets you connect to an external hard drive to access and transfer data or for charging your USB-C ready computer via a USB wall charger, car charger and even a power bank. Charge your USB-C MacBook or computer at home or on the go. Compatible with USB 3.0 and USB 2.0 Devices The USB-C > USB Cable lets you connect to your USB 3.0 hard-drives and other devices. With this same cable you can also connect to older peripherals that support USB 2.0.Charge With What You Have If you already own a USB 3.0 or USB 2.0 wall charger, car charger or battery pack you can pair it up with the USB-C > USB Adapter to charge your new MacBook or USB-C ready computer on the go or at home.Connect to More Our line of USB-C connectivity solutions is made with your needs in mind. As we welcome the new USB-C devices, we"ve identified a need to bridge the gap between the old, current and new technologies.