If you're always on the hunt for a Wi-Fi hotspot to mooch some free Internet access from but don't like walking around with your MacBook out, this Wi-Fi pen will make your life a lot easier. Featuring easy to read red, yellow, and green lights indicating signal strength, the pen detects wireless web signals in a 50-foot radius. It also includes a state of the art "writing" feature, allowing you to jot down notes and ideas on pieces of paper, no keyboard or printer required. The true potential of the combination of these two features has yet to be fully explored, but you can test it out by picking one of these bad boys up online now for $19.
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