The Skywatch Windoo measures wind and other weather
The Windoo weighs just over an ounce
The Windoo plugs into your smartphone headphone jack
Each Windoo comes with a keyring and wrist strap
The Windoo provides information about wind, temperature and more
The Skywatch Windoo series of anemometers from Swiss company JDC Electronic SA pack wind- and weather-tracking power into your smartphone by way of a sleek, plug-in unit that's small enough to clip on to your keychain.
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