Case size (L W H): 59 54.7 15.7 mmWeight: 71 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 citiesFlight logPhone finderMineral GlassCrownScrew Lock CrownCompatible band size: 145 to 215 mmNeobriteWorld timeDual time (Home City time swapping)1-second stopwatchMeasuring capacity: 23:59'59.Measuring modes: Elapsed time, split timeCountdown timerMeasuring unit: 1 secondCountdown range: 24 hoursCountdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments)Daily alarmLED light (Super Illuminator)AfterglowLight colorLED:WhiteFull auto-calendar (to year 2099)Energy saving featurePower Saving (hands stop to save power when the watch is left in the dark)Battery display/alertBattery level indicatorRun timeApprox. battery operating time:5 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 featuresDate displayDay indicatorRegular timekeeping:Analog: 3 hands (hour, minute (hand moves every 10 seconds), second), 3 dials (dual time hour and minute, dual time 24-hour, day)