,Resin; Stainless Steel; Mineral Glass ,Buckle closure ,Digital movement ,20 ATM ,Limited One-Year Casio Warranty ,Made in Japan ,Style: GBDH1000-1A9 , ,Size ,63 mm × 55 mm × 20.4 mm , ,Features ,Shock Resistant ,LED backlight (Super illuminator) ,Solar powered ,GPS signal reception ,Mobile link (Automatic connection, wireless linking using Bluetooth®) ,Training Function ,Display of distance, speed, pace, and other calculated values based on GPS ,Wrist heart rate measurement (maximum measurement value: 220 bpm) ,Training Analysis ,Training status, fitness level trend, training load trend, VO2MAX, recovery time ,Training Data (Up to 100 runs, up to 140 lap times per run) ,Elapsed time, distance, pace, calories burned, heart rate, maximum heart rate, aerobic training effect, anaerobic training effect ,Life Log Data ,Daily data display (step count), Monthly data display (running distance) ,User profile creation ,Digital compass ,Bidirectional calibration and magnetic declination correction ,Graphical display of north ,Auto horizontal compensation ,Altimeter ,Barometer ,Atmospheric pressure tendency graph ,Thermometer ,Flight mode ,World time ,38 time zones* (38 cities + coordinated universal time), daylight saving on/off, auto summer time (DST) switching ,1-second stopwatch ,Countdown timer ,Vibrator ,4 daily alarms with snooze ,Battery level indicator ,Power Saving (Display goes blank to save power when the watch is left in the dark.) ,Full auto-calendar (to year 2099) ,12/24-hour format ,Button operation tone on/off ,Regular timekeeping: Hour, minute, second, am, pm, month, date, day ,Approx. battery operating time on after full charge: With training function (GPS, heart rate) use: ,LONG (Intermittent reception): Approx. 18 hours; NORMAL (Continuous reception): Approx. 14 hours ,Without training function (GPS, heart rate) use: ,Approx. 12 months without the power-saving function* ,Approx. 34 months with the power-saving function* ,*Power-saving after a certain period in a dark location