Digital compass
Night vision backlight

         Measures

• Heading  - true & magnetic
• Wind direction
• Crosswind
• Head/Tail wind
• Altitude
• Pressure Trend
• Barometric Pressure
• Relative Humidity
• Heat Stress Index
• Dewpoint
• Wet Bulb Temperature
• Density Altitude
• Wind Chill
• Air/Snow/Water Temperatures
• Current & Average Wind Speeds
• Maximum Wind Gust
• Customizable 1400 Data Point Storage
• Data Upload (with optional interface)
• Manufacturer's warranty

Note: This unit has a night-vision preserving backlight which incorporates an optical filter to reduce overall brightness & minimize blue/green spectrum light to preserve night vision.
Weighs 8 ounces