Kanomax 6812 风速仪（35m / as或40m / s）

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
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