Four read-out scales MPH knots meters per second feet per minute
Responds to lightest winds for HVAC use
Accurate to 3% of reading
Imported from USA
For use in marine, outdoor and industrial. Accurate enough for the HVAC industry. Easy to read, lighted
display shows up well in daytime ot nighttime. Turbine rotates on sapphire jewel bearings for response in very light
wind and air flow. NIST available.