This free and open standard format can be downloaded and read on devices like smartphones, tablets, computers, or e-readers. (managedoutsource.com)
This is extremely useful, since it's possible to charge a laptop, connect it with devices like phones, and output media to an external screen, all using the same connection. (howtogeek.com)
It can also be used for devices like a mini fan, phone charging as a replacement when your phone charge is dead. (indabaa.com)