Brand : Casio EdificeGender : Men'sBrand Origin : JapanSeries : Smartphone Link ModelModel : ECB-30D-2AMovement : QuartzMovement Source : JapanCase Size : 48.7mmLug-to-lug : 52.3mmCase Thickness : 12.9mmmBand Type : BraceletDial Color : BlueCase Color : Silver-toneBand Color : Silver-toneBezel : FixedBezel Color : Silver-toneBezel Material : Stainless SteelCase Material : Stainless SteelBand Material : Stainless SteelWater Resistance : 100 Meters / 300 FeetWatch Style : Fashion, DressWeight : 148 GramWarranty : 2 Years Official WarrantyCase Back : SolidCase Shape : RoundClasp : One-touch 3-fold ClaspCrystal : Scratch Resistant MineralCrown : Pull / PushLumiBrite : Double LED light (White )Reference By : ECB-30D-2A, ECB-30D-2ADFSmartphone Link featureMobile link (Automatic connection, wireless linking using Bluetooth®)AppsCASIO WATCHESApp connectivity featureAuto time adjustmentEasy watch settingApproximately 300 world time citiesStopwatch data transferSchedule timerPhone finderWatch FeaturesWorld time 38 time zones (38 cities + coordinated universal time), daylight saving on/off, auto summer time (DST) switching, Home city/World time city swappingStopwatch1/1000-second stopwatchMeasuring capacity:00'00''000~59'59''999 (for the first 60 minutes)1:00'00''0~23:59'59''9 (after 60 minutes)Measuring unit:1/1000 second (for the first 60 minutes)1/10 second (after 60 minutes)Measuring modes: Elapsed time, lap timeTimerCountdown timerMeasuring unit: 1 secondCountdown range: 24 hoursCountdown start time setting range: 1 second to 24 hours (1-second increments, 1-minute increments and 1-hour increments)Alarm/hourly time signal5 daily alarmsHourly time signalLightDouble LED lightLED light for the face (Auto LED light, Super illuminator, selectable 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)Light colorLED: WhiteCalendarFull auto-calendar (to year 2099)Mute featureButton operation tone on/offAccuracyAccuracy: ±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.)Airplane mode12/24-hour formatSchedule beeper on/offDate/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 (linked to each mode)Digital: Hour, minute, second, pm, month, date, day