Kestrel Weather Meters

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Kestrel 4250 Measures Density altitude     Water grains / moisture content   Air density           Station pressure   Relative air density   Humidity           Wind speed   Temperature in °F or °C     Kestrel 4250 Features Waterproof and floats Backlight for low light conditions Data logger (automatic and manual) Customizable data storage – 2000 data points Multi-Function 3-line display Convenient averaging mode Data charting Humidity sensor can be recalibrated in the field with our Relative Humidity Calibration Kit. User-replaceable impeller Flip-top impeller cover Upload to a computer (with optional interface) Five languages (English, French, Spanish, German, and Italian) US Patent Nos. 5,783,753 and 5,939,645 and 6,257,074 5-year warranty Assembled in the USA Kestrel 4250 Includes Soft carry pouch Neck lanyard Batteries – 2 AAA Kestrel Certificate of Conformity