Kanomax 6815 air velocity, airflow rate, temp, humidity measurement ( 35m/as or 40m/s, -30 to 100°C, 5.0 to 95.0 %RH)

Air Velocity:
+ Range: 
 40 to 7800 FPM (0.2 to 40 m/s), Probe AP275
 300 to 6890 FPM (1.5 to 35 m/s), Probe AP100 
+ Accuracy: +/- 1.0 % of Reading +/- 1digit
+ Resolution: 1 FPM or 0.01 m/s
Temperature:
+ Range: 
 -22 to 212°F (-30 to 100°C), Air Vel. Probe
 -139 to 392°F (-95 to 200°C), Temp. Probe
+ Accuracy: +/- 0.3C +/-0.2 % of Reading in °C
+ Resolution: 0.1F or 0.1°C (1°F below -99.9F)
Relative Humidity:
+ Range: - 5.0 to 95.0 %RH
+ Accuracy: +/- 2.0 %RH
+ Resolution: 0.1 %RH
Display: 0.5 inch LCD, 4 digits with LED Backlight
Operating Temperature: 
+Instrument: 32 to 125°F (0 to 50°C)
+ Probe: -4 to 212°F (-20 to 100°C)
Power Supply: 3 AA Alkaline Batteries
Operating Time (Battery): Approx. 150 hours
Dimensions: 
+ Instrument: W 3.2 x D 1.5 x H 6.5 inch  (82 x 38 x 165 mm)
+ Probe AP275: 2.75 inch diameter
+ Probe AP100: 1.00 inch diameter
Accessories: 1 x Rotating Vane Head (Your choice of AP275 or AP100) Extension Rod with Handle Grip, Flexible Rod 3 x AA 1.5V Alkaline Batteries, Operation Manual, Carrying Case