I turned on the power and turned on the screen. When folded, you'll see a 5.8-inch, 1080×2092-pixel OLED touch display on the outer cover. The power button on the right side has a built-in fingerprint ...

I've dabbled with integrating portable monitors into my life in the past, but that was in the day when most of the affordable ones were pretty awful. This one from Acer, though, is a little different.

No matter how large your laptop display is, sometimes it helps to have a little more screen space. And there are a growing number of ways to get that without docking your laptop to a desktop monitor.

The Ayaneo Pocket DS includes both a 7- and 5-inch screen that can display two apps at once or showcase your favorite Nintendo DS or 3DS game. © Ayaneo; Screenshot ...