Description We are CASIO-PRO TREK Authorized Dealer.An angler line PRT-B70 from PRO TREK that boasts a 20 bar water resistance. This new addition to the PRO TREK Multi-Field line comes with a highly readable STN LCD that enhances readability. A silicon band provides a better fit to the wrist and the large rotary bezel creates a design that is bold, even for a PRO TREK modelCASIO PRO TREK MULTIFIELD LINE PRW3510Y-8Specifications:Case size (L× W× H) – 56.9 × 53.4 × 14.5 mmWeight – 94 gCase and bezel material – Case / bezel material: Resin / Stainless steelBand – Silicon bandWater resistance – 200-meter water resistanceEnvironmental resistanceLow-temperature resistant (-10℃/14℉)Time adjustmentRadio-controlled Watch; Multi band 6Power supply and battery lifeSolar poweredSensor featureAltimeterMeasuring range: -700 to 10,000 m (-2,300 to 32,800 ft.)Measuring unit: 1 m (5 ft.)Manual memory measurements (up to 30 records, each including altitude, date, time)Auto log data (High/low altitudes, auto cumulative ascent and descent)Trek log data (up to 14 records of high/low altitudes, auto cumulative ascent and descent of particular treks)Others: Relative altitude readings (-3,000 to 3,000 m), Selectable measurement interval: 5 seconds or 2 minutes*1 second for first 3 minutes only*Changeover between meters (m) and feet (ft)BarometerDisplay range: 260 to 1,100 hPa (7.65 to 32.45 inHg)Display unit: 1 hPa (0.05 inHg)Atmospheric pressure tendency graph (past 42 hours of readings)Atmospheric pressure differential graphicBarometric pressure tendency information alarm (beep and arrow indicate significant changes in pressure)*Changeover between hPa and inHgDigital compassMeasures and displays direction as one of 16 pointsMeasuring range: 0 to 359°Measuring unit: 1°60 seconds continuous measurementGraphic direction pointerBidirectional calibrationMagnetic declination correctionBearing memoryThermometerDisplay range: -10 to 60℃ (14 to 140℉)Display unit: 0.1℃ (0.2℉)*Changeover between Celsius (℃) and Fahrenheit (℉)ExteriorGlassMineral GlassBezel featuresDirection BezelSurface treatmentBlack IPWatch FeaturesWorld timeWorld time31 time zones (48 cities coordinated universal time), daylight saving on/offSunrise/sunset displaySunrise, sunset time displaySunrise time and sunset time for specific date, daylight pointersStopwatch1/10-second stopwatchMeasuring capacity: 999:59’59.9”Measuring modes: Elapsed time, split time, 1st-2nd place timesTimerCountdown timerMeasuring unit: 1 secondCountdown range: 24 hoursCountdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments)Alarm/hourly time signal5 daily alarms (with 1 snooze alarm)Hourly time signalLightLED backlight (Super Illuminator)Full auto LED light, selectable illumination duration, afterglowLight colorLED:WhiteCalendarFull auto-calendar (to year 2099)Mute featureButton operation tone on/offEnergy saving featurePower Saving (display goes blank to save power when the watch is left in the dark)Battery display/alertBattery level indicatorRun timeApprox. battery operating time:7 months on rechargeable battery (operation period with normal use without exposure to light after charge)22 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge)AccuracyAccuracy: ±15 seconds per month (with no signal calibration)Other features12/24-hour formatRegular timekeeping:Hour, minute, second, pm, year, month, date, dayTime adjustment detailsTime Calibration SignalsStation name: DCF77 (Mainflingen, Germany)Frequency: 77.5 kHzStation name: MSF (Anthorn, England)Frequency: 60.0 kHzStation name: WWVB (Fort Collins, United States)Frequency: 60.0 kHzStation name: JJY (Fukushima, Fukuoka/Saga, Japan)Frequency: 40.0 kHz (Fukushima) / 60.0 kHz (Fukuoka/Saga)Station name: BPC (Shangqiu City, Henan Province, China)Frequency: 68.5 kHzTime calibration signal receptionAuto receive up to six* times a day (remaining auto receives canceled as soon as one is successful)*5 times a day for the Chinese calibration signalManual receiveThe latest signal reception resultsCustomer satisfaction is always our priority 100% Satisfaction GUARANTEE!FAST & FREE SHIPPING in the continental USA when you buy today CASIO PRO TREK Watches at ClaudiasJewelryInc.com Discover the impressive features of Casio Pro Trek watch specifications that make them a favorite among outdoor enthusiasts. These watches are designed to withstand harsh environments while providing reliable performance. Whether you’re hiking, trekking, or camping, you can count on the durability and functionality of each model.






