By David Goldman, Heather Kelly and Jose Pagliery @CNNMoney December 18, 2014: 4:10 PM ET
Flir One, $349
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Are you wondering where that nasty draft in your house is coming from? Not sure why your ceiling is leaking? Wondering if your tires need to be inflated? Amazingly, Flir One can do all of that. The thermal heat sensor doubles as your iPhone case, and the app shows you an infrared heat map of your surroundings.
