Working with a dual monitor is a fantastic way to improve your productivity. If you're used to working with a dual-monitor setup, you know how awful it can be to go work at your favorite coffee shop without it. Now, there's the SideTrak USB Screen Portable Dual Monitor. This USB monitor is easy to carry and plugs into your laptop to give you the dual screens you love so much, even when you're on the go. The screen works with most Mac laptops, PC and Windows laptops, and Chromebooks within the 13"–17.5" range. All you have to do is download the free software. Once you've done that, you can just attach the portable screen and you're ready to go within seconds. Get more done, anywhere.