Casio Protrek Triple Sensor Watch

Electro-luminescent backlight
Full auto EL light, afterglow
Solar powered
Low-temperature resistant (-10 A C/14 A F)

Digital compass
Measures and displays direction as one of 16 points
Measuring range: 0 to 359 A

Altimeter
Measuring range: -700 to 10,000 m (-2,300 to 32,800 ft.)
Measuring unit: 5 m (20 ft.)
Auto memory measurements (up to 40 records, each including altitude, month, date, time)

Barometer
Display range: 260 to 1,100 hPa (7.65 to 32.45 inHg)
Display unit: 1 hPa (0.05 inHg)

Thermometer
Display range: -10 to 60 A C (14 to 140 A F)
Display unit: 0.1 A C (0.2 A F)

Duplex LC display

World time
29 time zones (30 cities), city code display, daylight saving on/off

1/100-second stopwatch

Countdown timer

Daily alarms
5 independent daily alarms

Hourly time signal

Battery power indicator


Auto-calendar (to year 2099)

12/24-hour format

Regular timekeeping: Hour, minutes, seconds, pm, month, date, day

Accuracy: A 15 seconds per month

Approx. battery operating time: 6 months on Rechargeable Battery (Operating period with normal use without exposure to light after full charge)
21.5 months on Rechargeable Battery (Operating period when stored in total darkness with the Power Save function ON after full charge)

100m Water Resistant

Size of case/total weight