When you're already taking your phone everywhere, it's convenient (and necessary!) to be able to use it for more than just texting, Snapchatting, and checking email. Plenty of apps have made this possible, letting you use your phone as a fitness tracker or a meditation guide, for example. And developments such as Apple Pay transform your phone into a virtual wallet, so you can leave your credit cards and cash at home.But, with the help of some incredibly useful smartphone accessories, you can extend your phone's capabilities beyond what you might have ever thought possible. A portable fan, printer, or movie projector? Yep, they're all doable for very reasonable prices.Click through to see six helpful products that may just transform how you use your phone.