Real-time vertical cumulative value,Temperature compensation,Total Ascent Descent,User-removable logbook files,Automatic Alti/Baro switch,Automatic 7 day Alti-Baro memory,Recording intervals,Altimeter/barometer lock,Altitude range -500m - 9000m/-1600ft - 29500ft,Difference measurement,Log graph * Compass North-South indicator,Guided calibration,Heading in degrees,Declination setting,Cardinal directions,Bearing tracking * Weather Temperature resolution,Weather memory,Trend indicator,Trend graph,Temperature range,Altimeter/barometer lock,Temperature,Sea level pressure,Difference measurement,Barometer resolution 0,05 inHg/1 mbar,Barometer range 8,9 -32,4 inHg/300-1100 mbar,Weather alarm * 12/24h,Sunrise sunset times,Calendar clock,Dual time,Daily alarms,Alarm Snooze * Depth meter,Water resistance 30 m/100 ft with underwater buttons,Mineral crystal glass,Backlight option for night use