4-in-1 Travel Adapter by Flight 001, $25 at flight001.com From jet setters to backpackers, the one thing every traveler needs in the age of smartphone GPS is a handy adapter for charging. These four color-coded plugs provide juice in more than 150 countries. Photo 9 of 10 in Editor's Picks: 10 Cheap but Cool Finds Under $50

Editor's Picks: 10 Cheap but Cool Finds Under $50

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4-in-1 Travel Adapter by Flight 001, $25 at flight001.com

From jet setters to backpackers, the one thing every traveler needs in the age of smartphone GPS is a handy adapter for charging. These four color-coded plugs provide juice in more than 150 countries.