• Windspeed scales: km/h, mph, m/s, knots
• Temperature
• Max windspeed
• Windchill
• Digital compass
• Backlight
• Stainless steel back
• Replaceable battery
• Water resistant
• Includes lanyard
• Temperature is measured in °F or °C. Compass is degrees off North.
• Barometric air pressure
• 24-hour history of pressure
• Altitude is measured in feet or meters
• Maximum Altitude recorded until Reset
• Pressure is measured in hPa or in Hg and altitude.

Specifications:
Accuracy:

• Wind: up to 150 km/h +/- 3%
• Temp: -50° to 100°C +/- 0.5°C
• Comp: 0° to 359° off Nth +/- 5°
• Batteries: 1 x CR 2032 (included)
• Size: 41 x 93 x 17 mm
• Weight: 50 grams
• Baro. to 31.00 inHg +/- .01 inHg
• Altitude: -700 to 9,000 meters +/- 10m