GBD-100-2DR
⚙️ Main Specifications:
Case size (H × W × D): 58.2 × 49.3 × 17 mm
Weight: 69 g
Case & Bezel Material: Resin / Aluminum
Band: Resin band
Glass: Mineral glass
Shock Resistance: Yes
Water Resistance: 200 meters
🔋 Power & Battery:
Battery Life: Approx. 2 years on CR2032
Power Saving: Display turns off for 3 hours daily to save power
📲 Smartphone Link Features:
Bluetooth: Auto time adjustment via smartphone
App: CASIO WATCHES
Functions:
Easy watch setting
World time for ~300 cities
Phone notifications (calls, emails, social media, calendar, reminders)
Daily activity log
Distance correction using smartphone GPS
Phone finder
🏃 Training Features (Sensor-Based):
Displays: distance, speed, pace, time per lap, calories burned
Auto/manual lap timing
Goal alerts (time/calories)
Customizable training displays
Daily/Monthly logs (steps, run distance)
Up to 100 runs & 140 lap records per run
🌍 World Time:
38 time zones (38 cities + UTC), daylight saving on/off, auto DST
Can update via smartphone
⏱️ Timekeeping Functions:
Stopwatch: 1-second accuracy, max 99:59'59"
Countdown Timer:
Up to 5 settings
Input range: up to 60 minutes
Auto-repeat (1–20 times)
Alarms: 4 daily alarms with snooze
Calendar: Full auto calendar (to 2099)
Accuracy: ±15 seconds/month (without mobile link)
💡 Light:
Super Illuminator LED backlight
Auto light switch, selectable duration (1.5 or 3 sec)
Light color: White
🔧 Other Features:
12/24-hour format
Flight mode
Button tone on/off
Vibration alerts (on/off)
User profile setup
Standard time display: hour, minute, second, AM/PM, month, date, day