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View or download the Kestrel documentation in pdf format.
Every Kestrel is tested and calibrated before it leaves the factory.
Each Kestrel is supplied with a Certificate of Conformity.
If required, independent calibration is available for an additional fee.
This provides traceability of measurements to recognised National
Standards
- click here for details
What is wind chill?
Click here for a table of
equivalent wind chill temperatures
What is the heat index?
Click here for a table of
equivalent heat index temperatures
The Kestrel 4500NV option, with an olive drab case, has a low intensity red backlight to preserve night vision in dark conditions. Find out more here.