• Altimeter with vertical speed measurement and altitude alarm
• Barometer with pressure-difference measurement
• Compass with levelling bubble for more accurate reading
• Multiple watch functions
• Light plastic housing in a selection of colour schemes
• User-replaceable battery

Specification

Altimeter

• Altitude alarm
• Vertical speed
• Temperature compensation
• Resolution: 5 metres
• Recording intervals: 20 sec, 60 sec, 10 min, 60 min
• Automatic 24-hour memory
• Altitude range: -500 m to 9000 m (-1600 ft to 29,500 ft)
• Difference measurement
• History memory
• Logbook function

Chronograph

• Countdown timer
• Stopwatch
• Max number of split times in memory: 2

Compass

• North-South indicator
• Heading in degrees
• Declination setting
• Cardinal directions
• Bearing tracking
• Compass with bubble level

Features

• Rotating bezel
• Weight: 54 g
• Operating temperature: -20°C to +60°C (-5°F to +140°F)
• User-replaceable straps
• Water resistance: 30 m (100 ft)
• Storage temperature: -30°C to +60°C (-22°F to +140°F)
• Selectable metric/imperial units
• Backlight type: Electro-luminescent display

Power

• Low battery warning
• User-replaceable battery

Watch

• 12/24 hour format
• Calendar clock
• Daily alarms

Weather

• Absolute barometric pressure
• Temperature resolution: 1°C (1°F)
• Weather memory: 4 days
• Trend indicator
• Temperature range: -20°C to +60°C (-5°F to +140°F)
• Temperature
• Sea-level pressure
• Difference measurement
• Barometer resolution: 0.05 inHg (1 mbar)
• Barometer range: 8.9-32.4 inHg (300-1100 mbar)