Casio Sea Pathfinder SPF-40 Yacht timer
Casio Sea Pathfinder SPF-40 Yacht timer  Ref: SPF-40
100 Metre Water Resistant
12 / 24 hour formats
5 daily alarms
Accuracy: ± 15 seconds per month
Approx. battery life: 18 months on SR927W x 4
Auto-calendar (to year 2039)
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
*Interchangeable between hPa and inHg
Countdown timer
Input range: 1 second to 60 minutes
Unit: 1 second
Other: Auto-repeat function, countdown beeper tone switching, reset time setting
With repeat timing, stopwatch automatically starts, when countdown is complete
1 second stopwatch operation when started from 0'00" display
Measuring capacity: 99:59'59
Measuring modes: Elapsed time, split times, 1st-2nd place times
Digital compass
(Measures and displays direction as one of 16 points)
Measuring range: 0 to 359°
Measuring unit: 1°
Abnormal magnetic field detect function
Bi-directional calibration and northerly calibration function
Electro-luminescent backlight
Auto-light switch, afterglow
Hourly time signals
Low temperature resistant (-10°C/14°F)
Moon data function
(moon up and moon down time, and moon age of the input data)
Regular timekeeping
Hour, minutes, seconds, pm, month, date, day
Thermometer
Display range: -10 to 60°C (14 to 140°F)
Display unit: 0.1°C (0.2°F)
*Interchangeable between Celsius (°C) and Fahrenheit (°F)
Tide graph