Casio PRG-500T-7DR

LED light
Full auto LED light, afterglow
Solar powered
Low-temperature resistant (-10°C/14 °F)
Digital compass
Measures and displays direction as one of 16 points
Measuring range: 0° to 359°
Measuring unit: 1°
20 seconds continuous measurement
Hand indication of north
Bidirectional calibration and northerly calibration function
Magnetic declination correction
Altimeter
Measuring range: -700 to 10,000 m (-2,300 to 32,800 ft.)
Measuring unit: 5 m (20 ft.)
Hand indication of altitude differential
Manual memory measurements
(up to 14 records, each including altitude, date, time)
High Altitude / Low Altitude memory
Total Ascent / Descent memory
Others: Reference altitude setting, Altitude tendency graph
*Changeover between meters (m) and feet (ft)
Barometer
Display range: 260 to 1,100 hPa (7.65 to 32.45 inHg)
Display unit: 1 hPa (0.05 inHg)
Hand indication of pressure differential
Atmospheric pressure tendency graph
*Changeover between hPa and inHg
Thermometer
Display range: -10 to 60 °C (14 to 140 °F)
Display unit: 0.1 °C (0.2 °F)
*Changeover between Celsius (°C) and Fahrenheit (°F)
World time
29 time zones (29 cities), daylight saving on/off
1/100-second stopwatch
Measuring capacity: 59'59.99''
Measuring modes: Elapsed time, split time, 1st-2nd place times
Countdown timer
Measuring unit: 1 second
Countdown start time setting range: 60 minutes
Countdown start time setting range: 1 to 60 minutes (1-minute increments)
Daily alarms
5 independent daily alarms
Hourly time signal
Battery level indicator