A pocket-sized, rugged, go-anywhere anemometer wind meter, ideal for all wind sports enthusiasts.This compact design displays the current and maximum wind speed in a number of units. It also measures the temperature and wind chill factor.Features:• Balanced instant windspeed.• Maximum windspeed.• Temperature measuring range: -40°C to 80°C (-40°F to 176°F).• Calculation of the wind chill factor.• Wind speed units: km/h, m/s, knots, mph, fps.• Maximum reading: 150 km/h, 42 m/s, 81 knots, 97 mph, 138 fps.• Backlight.• Stainless steel back.• Replaceable lithium battery.• Waterproof.• Operation temperature: -20°C to 70°C (-4°F to 158°F).• Accuracy according to Swiss standards.