ANEMOMETER Humidity/Temp Barometer Light Meter

Multi-functions, mini pocket size.
Air velocity: 0.4 to 20.0 m/s.
Air flow ( CMM, CFM ).
Hurnidity/Iernp., Dew point.
Light ( 0 to 30,000 Lux ).
Pt 1000 ohm Thermometer, probe is optional.