Casio Pro Trek PRT-B50 Series Quad Sensor Black Resin Band Watch PRTB50-4D PRT-B50-4D PRT-B50-4

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Case / bezel material: Resin Resin Band Mineral Glass Direction Bezel 100-meter water resistance Double LED light LED light for the face (Auto LED light, Neon illuminator, selectab le illumination duration (1.5 seconds or 3 seconds), afterglow) LED backlight for the digital display (Auto LED light, Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow) Low-temperature resistant (‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??‹¨«Çú??Ç?Çî¶ôǝÇ?Çî’???Ç?Çî¶ôǝÇ?‹ô©‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??’??¶¦?‹¨«Çú??‹¨«Çú??‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??Ç?Çî’??¶õÇ?Çî¶ôǝÇ?Çî’???Ç?Çî¶ôíŸ?¶¦?‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??’??¶¦?‹¨«Çú??‹¨«Çú??‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??’??¶¦¶ô¶÷‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??’??¶¦Ç??Ç?Çî’??ǯ10‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??‹¨«Çú??‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??Ç?Çî’??¶õÇ?Çî¶ôǝÇ?Çî’???Ç?Çî¶ôǝÇ?Çî¶ôÇú‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??Ç?ÇC/14‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??‹¨«Çú??‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??Ç?Çî’??¶õÇ?Çî¶ôǝÇ?Çî’???Ç?Çî¶ôǝÇ?Çî¶ôÇú‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??Ç?ÇF) Mobile link (Wireless linking using Bluetooth‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??‹¨«Çú??‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??Ç?Çî’??¶õÇ?Çî¶ôǝÇ?Çî’???Ç?Çî¶ôǝÇ?Çî¶ôÇú‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??’??¶¦Ç?ÇÝ) Digital compass Measures and displays direction as one of 16 points Measuring range: 0 to 359‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??‹¨«Çú??‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??Ç?Çî’??¶õÇ?Çî¶ôǝÇ?Çî’???Ç?Çî¶ôǝÇ?Çî¶ôÇú‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??Ç?Ç Measuring unit: 1‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??‹¨«Çú??‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??Ç?Çî’??¶õÇ?Çî¶ôǝÇ?Çî’???Ç?Çî¶ôǝÇ?Çî¶ôÇú‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??Ç?Ç 60 seconds continuous measurement Hand indication of north Magnetic declination correction Direction calibration (2-point calibration, figure eight calibration, auto calibration) Altimeter Measuring range: ‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??‹¨«Çú??Ç?Çî¶ôǝÇ?Çî’???Ç?Çî¶ôǝÇ?‹ô©‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??’??¶¦?‹¨«Çú??‹¨«Çú??‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??Ç?Çî’??¶õÇ?Çî¶ôǝÇ?Çî’???Ç?Çî¶ôíŸ?¶¦?‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??’??¶¦?‹¨«Çú??‹¨«Çú??‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??’??¶¦¶ô¶÷‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??’??¶¦Ç??Ç?Çî’??ǯ700 to 10,000 m (‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??‹¨«Çú??Ç?Çî¶ôǝÇ?Çî’???Ç?Çî¶ôǝÇ?‹ô©‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??’??¶¦?‹¨«Çú??‹¨«Çú??‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??Ç?Çî’??¶õÇ?Çî¶ôǝÇ?Çî’???Ç?Çî¶ôíŸ?¶¦?‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??’??¶¦?‹¨«Çú??‹¨«Çú??‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??’??¶¦¶ô¶÷‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??’??¶¦Ç??Ç?Çî’??ǯ2,300 to 32,800 ft.) Measuring unit: 1 m (5 ft.) Hand indication graph of altitude differential Manual memory measurements (up to 14 records, each including altitude, date, time) Auto log data (High/low altitudes, cumulative ascent and descent) Others: Relative altitude readings (‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??‹¨«Çú??‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??Ç?Çî’??¶õÇ?Çî¶ôǝÇ?Çî’???Ç?Çî¶ôǝÇ?Çî¶ôÇúÇ?Çî¶ôǝÇ?Çî’???Ç?Çî¶ôǝÇ?Çî¶ôǏ100 m /‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??‹¨«Çú??‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??Ç?Çî’??¶õÇ?Çî¶ôǝÇ?Çî’???Ç?Çî¶ôǝÇ?Çî¶ôÇúÇ?Çî¶ôǝÇ?Çî’???Ç?Çî¶ôǝÇ?Çî¶ôǏ1000 m), selectable measurement interval: 5 seconds or 2 minutes (1 second for first 3 minutes only) *Changeover between meters (m) and feet (ft) Barometer Measuring range: 260 to 1,100 hPa (7.65 to 32.45 inHg) Measuring unit: 1 hPa (0.05 inHg) Hand indication of pressure differential (‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??‹¨«Çú??‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??Ç?Çî’??¶õÇ?Çî¶ôǝÇ?Çî’???Ç?Çî¶ôǝÇ?Çî¶ôÇúÇ?Çî¶ôǝÇ?Çî’???Ç?Çî¶ôǝÇ?Çî¶ôǏ10hPa) Atmospheric pressure tendency graph (last 20 hours or last 56 hours) Barometric pressure tendency information alarm (beep and arrow indicates significant changes in pressure) The atmospheric pressure tendency graph can show the last 20 minutes or last 56 minutes of measurements. The hand indication of pressure differential shows values in units of ‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??‹¨«Çú??‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??Ç?Çî’??¶õÇ?Çî¶ôǝÇ?Çî’???Ç?Çî¶ôǝÇ?Çî¶ôÇúÇ?Çî¶ôǝÇ?Çî’???Ç?Çî¶ôǝÇ?Çî¶ôǏ1 hPa. *Changeover between hPa and inHg Thermometer Measuring range: ‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??‹¨«Çú??Ç?Çî¶ôǝÇ?Çî’???Ç?Çî¶ôǝÇ?‹ô©‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??’??¶¦?‹¨«Çú??‹¨«Çú??‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??Ç?Çî’??¶õÇ?Çî¶ôǝÇ?Çî’???Ç?Çî¶ôíŸ?¶¦?‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??’??¶¦?‹¨«Çú??‹¨«Çú??‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??’??¶¦¶ô¶÷‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??’??¶¦Ç??Ç?Çî’??ǯ10 to 60‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??‹¨«Çú??‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??Ç?Çî’??¶õÇ?Çî¶ôǝÇ?Çî’???Ç?Çî¶ôǝÇ?Çî¶ôÇú‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??Ç?ÇC (14 to 140‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??‹¨«Çú??‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??Ç?Çî’??¶õÇ?Çî¶ôǝÇ?Çî’???Ç?Çî¶ôǝÇ?Çî¶ôÇú‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??Ç?ÇF) Measuring unit: 0.1‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??‹¨«Çú??‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??Ç?Çî’??¶õÇ?Çî¶ôǝÇ?Çî’???Ç?Çî¶ôǝÇ?Çî¶ôÇú‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??Ç?ÇC (0.2‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??‹¨«Çú??‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??Ç?Çî’??¶õÇ?Çî¶ôǝÇ?Çî’???Ç?Çî¶ôǝÇ?Çî¶ôÇú‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??Ç?ÇF) *Changeover between Celsius (‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??‹¨«Çú??‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??Ç?Çî’??¶õÇ?Çî¶ôǝÇ?Çî’???Ç?Çî¶ôǝÇ?Çî¶ôÇú‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??Ç?ÇC) and Fahrenheit (‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??‹¨«Çú??‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??Ç?Çî’??¶õÇ?Çî¶ôǝÇ?Çî’???Ç?Çî¶ôǝÇ?Çî¶ôÇú‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??Ç?ÇF) Step count using a 3-axis acceleration sensor: 0 to 999,999 step count display range Power Saving: Auto sensor sleep state entry after fixed period of non-activity World time 38 time zones (38 cities + coordinated universal time), daylight saving on/off, Home city/World time city swapping Sunrise, sunset time display Sunrise time and sunset time for specific date 1/100-second stopwatch 00'00''00?59'59''99 (for the first 60 minutes) 1:00'00?23:59'59 (after 60 minutes) Measuring unit: 1/100 second (for the first 60 minutes) 1 second (after 60 minutes) 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 second to 24 hours (1-minute increments and 1-hour increments) 5 daily alarms Hourly time signal Hand shift feature Full auto-calendar (to year 2099) 12/24-hour format Button operation tone on/off Regular timekeeping: Analog: 3 hands (hour, minute (hand moves every 10 seconds), second) Digital: Hour, minute, second, am/pm, month, date, day Accuracy: ‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??‹¨«Çú??‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??Ç?Çî’??¶õÇ?Çî¶ôǝÇ?Çî’???Ç?Çî¶ôǝÇ?Çî¶ôÇúÇ?Çî¶ôǝÇ?Çî’???Ç?Çî¶ôǝÇ?Çî¶ôǏ15 seconds per month (with no mobile link function) Approx. battery life: 2 years on CR2025 Size of case : 57.5‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??‹¨«Çú??‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??Ç?‹ô©‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??’??¶¦?‹¨«Çú??‹¨«Çú??‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??’??¶¦¶ô¶÷‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??’??¶¦?50.8‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??‹¨«Çú?Ç??‹¨«Çú??‹¨«Çú??‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??Ç?‹ô©‹¨«Çú??’??¶¦?’??¶¦’???‹¨«Çú??’??¶¦?‹¨«Çú??‹¨«Çú??‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??’??¶¦¶ô¶÷‹¨«Çú??’??¶¦Ç??’??¶¦’???‹¨«Çú??’??¶¦?15.8mm Total weight : 64g Show more