Case size (L W H): 48.5 45.4 11.9 mmWeight: 52 gCase and bezel materialCarbon / Bio-based resinBio-based resin bandShock ResistantCarbon Core Guard structure200-meter water resistanceTime adjustmentBluetooth: Connects to a smartphone and automatically adjusts the timeTough Solar (Solar powered)Smartphone Link featureMobile link (Wireless linking using Bluetooth)AppsCASIO WATCHESApp connectivity featureAuto time adjustmentEasy watch settingApproximately 300 world time citiesTime & placeReminderPhone finderGlassMineral GlassCompatible band size: 145 to 215mmNeobriteWorld timeWorld time38 time zones (38 cities coordinated universal time), city code display, city name display, daylight saving on/off, auto summer time (DST) switching, Home city/World time city swappingStopwatch1/100-second stopwatchMeasuring capacity: 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, lap/split timeCountdown timerMeasuring unit: 1 secondCountdown range: 60 minutesCountdown start time setting range: 1 second to 60 minutes (1-second increments and 1-minute increments)Alarm/hourly time signal5 daily alarmsHourly time signalDouble LED lightLED light for the face (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)LED backlight for the digital display (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)Light colorLED:WhiteFull 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)18 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge)Accuracy: 15 seconds per month (with no mobile link function)Other featuresHand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents.)12/24-hour formatDate/month display swappingDay display (days of the week selectable in six languages)Regular timekeeping:Analog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (battery level, mode)Digital: Hour, minute, second, pm, month, date, day