GT8907 Precise Digital USB Anemometer Multifunction Win

Feature:
The digital multi-function anemometer is a professional instrument for measuring wind speed, temperature, and humidity.
It is widely used for wind speed measurement in factory, school, office, traffic, family and many other various occasions.
Measuring the wind speed, air volume, temperature and humidity.
Measuring wind speed/air volume max/min value function.
Air volume 2/3 MAX value, average value measurement.
Wind speed/air volume and temperature unit selection function.
Measuring wind direction angle function.
Designed with USB for connection with computer and real-time measurement.
Backlight and data hold function.
Low battery indication function.
Automatic power on/off setting function.

Specification:

Model: GT8907
Wind speed measurement range:
Unit
Wind speed range
Resolution
Minimum threshold value
Precision
m/s
0.0~45.0
0.01
0.3
±3%±0.1
Ft/min
0.0~8800
0.01/0.1/1
60
±3%±20
Knots
0.0~88.0
0.01
0.6
±3%±0.2
Km/h
0.0~140.0
0.01
1
±3%±0.4
Mph
0.0~100
0.01
0.7
±3%±0.2
Air volume measurement range:
CFM: 0~999900 ft³/min
CMM: 0~999900m³/ min
Unit
Range
Resolution
Area
CFM(FT³/MIN)
0~999900
0.001~100
0.001~9999ft²
CMM(M³/MIN)
0~999900
0.001~100
0.001~9999m²
Unit conversion:
m/s
Ft/min
Knots
Km/h
Mph
1m/s
1
196.87
1.944
3.60
2.24
1 ft/min
0.00508
1
0.00987
0.01829
0.01138
1 knot
0.5144
101.27
1
1.8519
1.1523
1km/h
0.2778
54.69
0.54
1
0.6222
1mph
0.4464
87.89
0.8679
1.6071
1
Air temperature:
(1) temperature measurement range
Unit
Range
Resolution
Accuracy
℃
0~45
0.1
±1.0℃
℉
32~113
0.18
±1.8℉
(2) Humidity measurement range
Unit
MIN/MAX
Resolution
Precision
Test condition
%RH
10-90
0.1
±5%
90%RH without condensation
Working current:
Unit
Description
MIN/MAX
TYP
Test condition
mA
Working current 1:
15~20
18
backlight is off
mA
Working current 2:
20~25
23
backlight is on
V
Low battery indication
3.5 ~ 4.5
4
uA
Power off current
0~8
5
Working environment:
Temperature
0~5℃ (32~122℉)
Humidity
40~80%RH
Storage condition:
Temperature
-40~60℃(-40~140℉)
Humidity
≤80%RH
Power supply: 4x 1.5V AAA alkaline batteries (
NOT included
)
Weight: 1214 g / 42.8 oz(approx.)
Package list:
1 *
Anemometer