- Measures evaporation rate, air velocity, air flow, air density, relative air density, delta T, and much more. 17 measurements in all!
- Large, hi-res, hi-contrast, graphic display is perfectly readable in the brightest sunlight and is backlit for nighttime use.
- Handheld, portable weather station with onboard data logging and graphing.
- Rugged (drop tested to MIL-STD-810G standards), waterproof (sealed to IP67 standards) and floats.
- Easy to read, changeable between standard and NV backlit screen with high resolution for even bright sunny conditions.
- Time and date
- Waterproof and floats
- Exterior temperature, humidity, and pressure sensors for fast and accurate readings
- Minimum, maximum, and average values
- Automatically store measurements, even when the unit is turned off
- Manually store measurements with the press of a button
- Customizable data storage - 10,000 data points
- Graph and recall trends
- Customize screens to display user-selected measurements
- Data charting
- Data upload to iOS and Android phones and tablets
- Data upload to Windows or Mac computers with optional (sold separately) USB Data Cable
- Five languages (English, French, Spanish, German, and Italian)
- User-replaceable impeller
- Flip-top impeller cover allows use of other functions while protecting the impeller
- US Patent Nos. 5,783,753 and 5,939,645 and 6,257,074
- All instruments and accessories are completely assembled in the USA
- Replacement meter for the discontinued 4200 & 4300 Models.
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