GMD-B300-1

Basic Information

Case size (L× W× H)
46.4 × 43.8 × 12 mm
Weight
41 g
Case and bezel material
Resin / Bio-based resin
Band
Bio-based resin band
Construction
Shock Resistant
Water resistance
200-meter water resistance
Time adjustment
Bluetooth: Connects to a smartphone and automatically adjusts the time
Power supply and battery life
Approx. battery life: 2 years on CR2016
Sensor feature
Step Count Measurement:
Step count display range : 0 to 999,999 steps
Step goal progress display (step count goal setting range: 1,000 to 50,000, 1,000-step increments)
Step count graph（Hourly step count for the past 7 hours on a 6-level graph）

OTHER FEATUREZ

Step indicator

Smartphone Link/App Connectivity Features
Smartphone Link feature
Mobile link (Wireless linking using Bluetooth®)
Apps
CASIO WATCHES
App connectivity feature
Auto time adjustment
Easy watch setting
Approximately 300 world time cities
Life log data
Stopwatch data transfer
App information
Time & place
Phone finder
Exterior
Glass
Mineral Glass
Compatible band size
145 to 190 mm

• Case size (L× W× H)

  46.4 × 43.8 × 12 mm
• Weight 41 g

OTHER FEAUTERZ

Watch Features
World time
Dual time (home time swapping)
Stopwatch
1/100-second stopwatch
Measuring capacity:
00'00''00~59'59''99 (for the first 60 minutes)
1:00'00~23:59'59 (after 60 minutes)
Measuring unit:
1/100 second (for the first 60 minutes)
1 second (after 60 minutes)
Measuring modes: Elapsed time, lap time, split time
Recorded data: Up to 200 records (measurement start year, month, date, hour, minute, lap/split times)
Timer
Countdown timer
Timer for interval measurement (up to five time settings)
Measuring unit: 1 second
Input range: 00'00" to 60'00" (1-second increments and 1-minute increments)
Others: Auto-repeat (number of repeats settable from 1 to 20), auto start
Alarm/hourly time signal
5 daily alarms
Hourly time signal
Light
LED backlight (Super Illuminator)
Auto light switch, selectable illumination duration (1.5 seconds or 3 seconds), afterglow
Light color
LED:White
Calendar
Full auto-calendar (to year 2099)
Mute feature
Button operation tone on/off
Energy saving feature
Power Saving on/off
Battery display/alert
Low battery alert
Accuracy
Accuracy: ±15 seconds per month (with no mobile link function)
Other features
12/24-hour format
Regular timekeeping:
Hour, minute, second, pm, year, month, date, day