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10 Essential Gadgets


6
GPS Receivers
A GPS receiver can tell you where you are and where you're going.
A GPS receiver can tell you where you are and where you're going.
Associated Press/Reed Hoffmann

A GPS receiver uses signals from satellites to pinpoint its exact location on Earth, any time, anywhere. It's the biggest thing in navigation since the compass! A GPS receiver can tell you where you are, where you've been, where you're going and what time you'll get there. Find out how the Global Positioning System lets you find your way around the globe with How GPS Receivers Work.