Casio G-Shock x G-LIDE ft. Smartphone Link Men Casual Sports Rectangle 200m Water Resistant Watch GBX-100-2D GBX100 GBX-100 Stay connected and informed with this innovative smartwatch from the G-SHOCK sports lineup, featuring tide information, sunrise/sunset times, and training measurement functions. Durable and comfortable, with a high-definition display, stainless steel bezel, and soft urethane band, perfect for surfers and outdoor enthusiasts. 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 / stainless case with resin band Water Resistance 200m / 20 bar Case Size Thickness: 14.7 mm Diameter: 46.0 mm Length: 50.9 mm Other Specifications Casio G-Shock x G-LIDE ft. Smartphone Link Shock resistant Training function (distance, speed, pace and other calculated values based on accelerometer) Mobile link (wireless linking via Bluetooth) World time (38 time zones) Moon data (moon age of the specific date) Tide graph (tide level for specific date and time) Sunrise, sunset time display 1-second stopwatch Countdown timer 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 Regular timekeeping (digital display) User profile creation Vibration on/off Life log data (daily step count, monthly running distance display) Training data (up to 100 runs, up to 140 laps per run) Elapsed time, distance, pace, calories burned