WD's G-Drive USB-C adds storage and power to your laptop
 

Apple's courageous decision to equip the MacBook with just one USB-C port for charging and external storage forced owners to carry a pricey dongle if they wanted to do both at once. If you're in that camp, or would rather not sacrifice a port on your...

https://www.engadget.com/2017/04/12/...o-your-laptop/