What is the Anker 'smart display charger' and what does that screen even do?

Anker's new smart display plug-in wall chargers might be small, but they actually do a lot more than just tell you how fast they're charging your devices.

Anker&#39;s new smart display plug-in wall chargers might be small, but they actually do a lot more than just tell you how fast they&#39;re charging your devices.<p><img src="https://www.engadget.com/img/gallery/what-is-the-anker-smart-display-charger-and-what-does-that-screen-even-do/intro-1788366818.jpg" /></p>