Casio G-Shock x G-SQUAD ft. Sports Oriented Men Casual Sports Hexagon 200m Water Resistant Watch GBD-300-1D GBD300 GBD-300 Take your fitness journey to the next level with the GBD-300, a tough and sports-oriented smartwatch designed to make training more enjoyable and effective. Packed with features like GPS tracking, distance measurement, and heart rate monitoring, this watch helps you optimize your workout routine and track your progress with ease. Battery Life / Accuracy Approximately 2 years (+/-15 seconds per month) Crystal Mineral crystal Light LED backlight (super illuminator, auto light switch, selectable illumination duration, afterglow) Case & Band Material Resin / bio-based resin case with bio-based resin band Water Resistance 200m / 20 bar Case Size Thickness: 14.9 mm Diameter: 47.4 mm Length: 48.9 mm Other Specifications Casio G-Shock x G-SQUAD ft. Sports Oriented Shock resistant Training function (display of distance, speed, pace, lap times, etc) Mobile link (automatic connection, wireless linking via Bluetooth) Auto time adjustment Easy watch setting Approximately 300 world time cities Notification function (incoming calls, e-mails, social media posts, calendar notifications, reminders) Activity history Life log data Distance corrected by smartphone GPS Training plan creation Phone finder World time (38 time zones) 1-second stopwatch (elapsed time, split time) Countdown timer (auto-repeat) 4 daily alarms with snooze Full auto-calendar (to year 2099) Button operation tone on/off Power saving (display goes blank to save power 3 hours everyday) 12/24-hour format Flight mode Vibration on/off Life log data (daily step count / monthly running distance) Training data (up to 100 runs, up to 140 lap times per run) Elapsed time, distance, pace, calories burned Regular timekeeping (digital display)