X-LANDER – The ultimate in outdoor wristop technology. Combining all the features of the VECTOR, an altimeter, barometer, electronic compass and a complete calendar clock, housed in a high-tech, stylish aluminum casing. X-Lander is equipped with a mineral crystal glass and a carbon fiber back to ensure maximum durability. Altimeter Functions Altitude Range -500 Meters - 9,000 Meters (-1600 Feet - 29,500 Feet) Resolution 5 Meters (10 Feet) Vertical Speed Total Ascent/Descent Difference Measurement Automatic 24 Hour Memory 8 kB Logbook Function Recording Intervals/Total Log Time 20 Seconds/10 Hours 1 Minute/12 Hours 10 Minutes/168 Hours 60 Minutes/240 Hours History Memory Altitude Alarm Temperature Compensation Weather Functions Absolute Barometric Pressure Seal Level Pressure Trend Indicator 4-Day Weather Memory Temperature Difference Measurement Temperature Compensation Compass Functions Bearing Degrees Bearing Resolution: 1° Norht/South Arrow Bearing Tracking Declination Setting Chronograph Functions Maximum Number of Split Times in Memory: 2 Stopwatch Countdown Timer Watch Functions/General Properties 12/24 Hour Time Calendar 3 Daily Alarms Water Resistant to 30 Meters (100 Meters) Metric/Imperial Units User-Replaceable Battery Low Battery Warning Backlight Aluminum Housing Material Water-Resistant Fabric Strap Weight 65 grams