GD-100-1BDR

📏 Dimensions & Materials

• Size: 55 × 51.2 × 17.4 mm

• Weight: 72 g

• Materials:

  • Resin case and bezel

  • Resin band

  • Mineral glass

• Construction: Shock resistant

💧 Water Resistance

• Up to 200 meters

🔋 Power & Battery

• Approx. 7-year battery life

• Battery type: CR2025

🌍 Key Features

World Time

• Multi Time: 4 different cities

• 31 time zones (48 cities + UTC)

• Daylight Saving Time on/off

• Home/World city swapping

Stopwatch

• Accuracy: 1/100 second

• Measuring capacity: up to 23:59'59.99''

• Modes: Elapsed time, split time, 1st-2nd place times

Countdown Timer

• Measuring unit: 1/10 second

• Range: 1 second to 24 hours

• Adjustable in 1-second, 1-minute, and 1-hour increments

Alarms

• 5 alarms (daily or one-time)

• Hourly time signal

Flash Alert

• Flashes with buzzer for: alarms, hourly signal, and timer end

🔦 Illumination

• LED backlight

• Auto light switch

• Selectable illumination duration

• Afterglow

• Light color: White

📆 Additional Features

• Full auto-calendar (to year 2099)

• Button operation tone on/off

• Accuracy: ±15 seconds per month

• 12/24-hour format

• Time display: Hour, minute, second, PM, day, date, month