Dual digits LCD with function annunciation. Measurement - Air Velocity : m/s, km/hr, ft/min, knots, mile/s.
Temperature : oC, oF. Measurement Range - Air Velocity : 0.2~20 m/s. (*Sensor : Glass bead Thermistor).
Temperature : -5oF~175oF (-20oC~80oC). Powering : 1.5V x 6 (AAA TYpe) Alkaline Battery.

Measurement	Range	Resolution	Accuracy	Measurement	Range	Resolution	Accuracy
m / s	0.2~20.0	0.1	+5% of reading +3dgt	ft / min	40~3940	1
km / h	0.7~72.0	0.1		Temperature	-20oC~80oC	0.1	+1% of reading +0.5oC +3 digit
mile / h	0.5~44.7	0.1			-5oF~175oC		+1% of reading +1.0oC +3 digit
knots	0.4~38.8	0.1