Here's how portable water dispensers work and why I switched. John Carlsen has more than a decade of experience testing and reviewing home tech products, with a major focus on smart home security.

But I'm changing my tune with cheap portable water dispensers. Let's explore three reasons why a $15 water dispenser might be worth your money. (For more clean-water tips, see how to make ...

Portable water dispensers allow you to stock your desk, kitchen or campsite with clean drinking water and access it with ease.