Descriptions:
GM8908 Pocket Size Digital LCD Wind Speed Gauge Meter Anemometer Thermometer
Beaufort scale.
Measure wind speed and temperature.
Data hold function.
Wind chill indication.
Auto/ manual power off.  
Low battery indication.
High precision pressure sensor.
?/? Temperature unit selection.
Quick response, external thermistor.
Air Velocity & Temperature Measurement.
Enclosed is a neck strap, convenient to carry.
Large easy-to-read LCD display with backlight.
Current/ Max/ Average wind speed reading(Air velocity measurement).
You can use it for industrial and home purposes such as measuring wind speed and temperature of CPU computer fans, air-conditioners, air blower etc.
This handy palm sized anemometer is ideal for weather enthusiast, lovers of kite flying, sailing, fishing, mountaineering, kite-surfing, wind-surfing, paragliding and sailors.
Temperature display in ?/?
Specifications:
Accuracy | ±5%
Net Weight | 55g
Package weight | 109g
Cable Length | 52cm
Color | Orange, black
Wind speed range | 0-30m/s
Thermometer | NTC thermometer
Current consumption | About 3mA
Operating humidity | less than 90%RH
Powered supply | 1 x 3V CR2032 battery
Storage temperature | -40~60???, -40~140F
Operating temperature | -10~45??? (14~113F)
Dimension | Approx.10.4(L) x 5.8(W) x 2.0(H)cm
Wind speed unit | m/s, Km/h, ft/min, Knots, mph
Wind temperature range | -10 - 45°C (14-113°F)
Air Temperature :
-Range: -10 - 45???, 14 - 113F
-Resolution: 0.2???, 0.36F
-Accuracy: ±2???, ±3.6F
Air Velocity :
-Range: 0 - 30m/s, 0 - 90km/h, 0 - 5860ft/min, 0 - 65mph, 0 - 55Knots
-Resolution: 0.1m/s, 0.3km/h, 19ft/min, 0.2mph, 0.2Knots
-Threshold: 0.1m/s, 0.3km/h, 39ft/min, 0.2mph, 0.1Knots
Package includes:
1 x GM8908 Digital anemometer
1 x Neck strap
1 x Englis