A useful tool for the traveling chef who must reduce his tool kit to a minimum or for any cook who appreciates the importance of careful temperature monitoring, Range transforms an iPhone or iPad into a thermometer. A silicone cable connects the probe to the audio port of your device and a free app makes all of the data visible and accessible on its screen. Range's developer, John Kestner. and his team at Supermechanical have thought of everythin

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