Neutral Mini GM816 Portable Wind Speed Digital Anemometer

Features:
small and light
an ideal tool for windsurfing, sailing and kite flying
also use it for industrial and home purposes
air velocity & temperature measurement
max/average/current air velocity measurement
five units of air velocity:M/s, km/h, ft/min, knots, mph
beaufort scale
backlight display
manual/Auto power shut off
wind chill indication
low battery indication
protected by yellow protect case
one year warranty is offered under proper usage.
CE, ROHS, FCC standard is approved.
C/F Temperature unit selection

Specifications:
Measuring items:Air velocity (Wind speed), Air temperature
Range of Air velocity:0~30m/s, 0~90km/h, 0~5860ft/min, 0~55knots, 0~65mph
Accuracy of Air velocity:+-5%
Range of Air temperature:-10-45C (14-113F)
Accuracy of Air temperature:+-2C (3.6F)
Resolution of Air velocity:0.1m/s, 0.2C, 0.2F
Thermometer:NTC thermometer
Operating temperature:-10-45C (14-113F)
Operating humidity:Less than 90%RH
Store temperature:-40 ~+60C (-40 F~140F)
Current consumption:Approx. 3mA
Power supply:CR2032*1pcs 3.0V (not included)
Weight:52g
Dimension:40x18x105mm