Testo 410-1 anemometerTechnical parameters:
wind speed
Range 0.4-20m/s
Resolution 0.1m/s
Accuracy ± (0.2m/s+2% measurement value)
Unit m/s, Km/h, fpm, mph, kts, ° C/° F (air-cooled temperature), Beaufort scale
temperature
Range -10 to+50 ℃
Resolution 0.1m/s
Accuracy ± 0.5 ℃
Unit ° C/° F
Operating temperature -10 to+50 ℃
Battery Type: Alkaline Battery (2 AAA)
Battery life of 100 hours (normal use, backlight off)
Size (including protective cover) 133 × 46 × 25 mm
The set includes factory calibration certificate, hanging rope, leather cover, protective cover, battery

Testo 410-1 anemometerMain features:
Wind speed and air temperature measurement
1) Equipped with a 40mm diameter impeller probe;
2) Time averaged calculation;
3) Reading lock function and display of maximum/minimum values;
4) Calculate the outdoor air cooling coefficient.