Casio Pro Trek PRG300-4

$250 Released June 2016 https://www.casio.com/products/Watches/PRO_TREK/PRG300-4/ Tough Solar Power 100M Water Resistant Low Temperature Resistant (-10 C / 14 F) Altimeter Measuring range: -700 to 10,000 m (-2,300 to 32,800 ft) Measuring unit: 1 m (5ft) Manual memory measurements (up to 30 records, each including altitude, date, time) Auto log data (High/low altitudes, auto cumulative ascent and descent) Trek log data (up to 14 records of high/low altitudes, auto cumulative ascent and descent of particular treks) Others: Relative altitude readings (3,000 to 3,000 m), Selectable measurement interval: 5 seconds or 2 seconds Digital Compass Measures and displays direction as one of 16 points Measuring range: 0 to 359 degrees Measuring unit: 1 degree 60 seconds continuous measurement Graphic direction pointer Bidirectional calibration and Northerly calibration function Magnetic declination correction Bearing memory Barometer Display range: 260 to 1,100 hPa (7.65 to 32.45 inHg) Display unit: 1 hPa (0.05 inHg) Atmospheric pressure tendency graph Atmospheric pressure differential graphic Atmospheric pressure change indicator (arrow indicates significant change in pressure) Thermometer Display range: -10 to 60 C (14 to 140 F) Display unit: 0.1 C (0.2 F) Full Auto LED (Super Illuminator) Backlight with Afterglow World Time 31 time zones (48 cities + UTC), city name display, daylight saving on/off Sunrise/Sunset Data Sunrise time and sunset time for specific date/ daylight pointers 5 Daily Alarms (4 one-time and 1 snooze alarm) Hourly Time Signal 1/10 Second Stopwatch Measuring capacity: 999:59'59.9" Measuring modes: Elapsed time, split time, 1st-2nd place times Countdown Timer Measuring unit: 1 second Countdown range: 24 hours Countdown start time setting range: 1 minute to 24 hours (1-minute increments ans 1-hour increments) Full Auto Calendar (Pre-programmed until the year 2099) 12/24 Hour Formats Button operation tone on/off Accuracy:+/-15 seconds per month (with no signal calibration) Storage Battery: Solar Rechargeable Battery Battery Level Indicator Power Saving Function Approx. Battery Life: 8 months on full charge (without further exposure to light) Module 3443 Size of case/total weight Band Length: 150mm - 220mm PRG300 56.0 x 47.0 x 12.6mm / 57g