Casio Pro Trek Triple Sensor 100m Men's Watch PRG-40 3VDR PRG40

Digital dial and black rubber strap

Large, dual-layer LCD

Easy one-touch operation
Functions are individually assigned to large buttons for easy operation

Specially designed to withstand the effects of magnetism

Auto EL
While Auto EL Mode is activated, the display is illuminated whenever the watch is angled towards the face

100m water resistance


Specifications (Module No. 2271)

• Electro-luminescent backlight
Auto light switch, afterglow
• 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°
Abnormal magnetic field detect function
Bidirectional calibration and northerly calibration function
• 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 50 sets of data, each set including altitude, month, date, time)
Reference altitude setting
Altitude alarm
*Changeover between meters(m) and feet(ft)
• Barometer
Display range: 260 to 1,100 hPa/mb (7.65 to 32.45 inHg )
Display unit: 1 hPa/mb (0.05 inHg)
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)
• 1/100-second stopwatch
Measuring capacity: 59'59.99"
Measuring modes: Elapsed time, split time, 1st-2nd place times
• Daily alarms
5 independent daily alarms
• Hourly time signal
• Auto-calendar (to year 2039)
• 12/24-hour formats
• Regular timekeeping: Hour, minutes, seconds, pm, month, date, day
• Accuracy: ±15 seconds per month
• Approx. battery life: 18 months on SR927Wx4

=== 1 Year warranty ===