100 Meter Water Resistant 1/100 second stopwatch Measuring capacity: 23:5959.99″ Measuring modes: Elapsed time, split times, 1st-2nd place times 12 / 24 hour formats Accuracy: 15 seconds per month Auto-calendar (to year 2039) Daily alarm Hourly time signals Electro-luminescent backlight. Full auto EL light with afterglow Solar Power Low temperature resistant Digital compass Measuring range 0 to 359 degrees. Measuring unit: 1 degree; 20 seconds continuous measurement Altimeter Measuring range: -700 to 10,000m without reference altitude Measuring unit:5m (20ft) Barometer Display range: 260 to 1,100 hPa/mb Barometric pressure history graph Thermometer Display range: -10 to 60 degrees Buy Casio Pathfinder Here