Case / bezel material: Resin / AluminumResin BandShock ResistantMineral Glass200-meter water resistanceLED backlight (Super illuminator)Auto light switch, selectable illumination duration (1.5 seconds or 3 seconds), afterglowMobile link (Automatic connection, wireless linking using Bluetooth®)Training FunctionDisplay of distance, speed, pace, and other calculated values based on accelerometer, auto/manual lap times, Auto Pause, target alert setting (time, calories burned) on/off, training display customization (elapsed time, distance, pace, lap time, lap distance, lap pace, average pace, speed, average speed, calories burned)Training Data (Up to 100 runs, up to 140 lap times per run)Elapsed time, distance, pace, calories burnedLife Log DataDaily data display (step count), Monthly data display (running distance)User profile creationFlight modeWorld time38 time zones* (38 cities + coordinated universal time), daylight saving on/off, auto summer time (DST) switching* May be updated when connected to a smartphone.1-second stopwatchMeasuring capacity: 99:59'59''Measuring modes: Elapsed time, split timeCountdown timerTimer for interval measurement (up to five time settings)Measuring unit: 1 secondInput range: 00'00" to 60'00" (1-second increments)Others: Auto-repeat (number of repeats settable from 1 to 20)Vibrator4 daily alarms with snoozePower Saving (Display goes blank to save power 3 hours everyday.)Full auto-calendar (to year 2099)12/24-hour formatButton operation tone on/offVibration on/offRegular timekeeping: Hour, minute, second, am, pm, month, date, dayAccuracy: ±15 seconds per month (with no mobile link function)Approx. battery life: 2 years on CR2032