Casio WS-2100H-1A2VDF Digital

Case / bezel material: Resin
Resin Band
Resin Glass
100-meter water resistance
LED light
Selectable illumination duration (1.5 seconds or 3 seconds), afterglow
Step count using a 3-axis acceleration sensor: 0 to 999,999 step count display range
Step Count History Display: Daily data (8 days)
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
Step indicator
Power Saving: Auto sensor sleep state entry after fixed period of non-activity
Dual time (Home time swapping)
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/split times, 1st-2nd place times
Memory capacity: Up to 200 records (measurement start month, date, hour, minute, lap/split times)
Countdown timer
Measuring unit: 1 second
Countdown range: 60 minutes
Countdown start time setting range: 1 second to 60 minutes (1-second increments and 1-minute increments)
5 daily alarms
Hourly time signal
Full auto-calendar (to year 2099)
12/24-hour format
Button operation tone on/off
Regular timekeeping: Hour, minute, second, pm, year, month, date, day
Accuracy: ±30 seconds per month
Approx. battery life: 3 years on CR2025
Size of case / Total weight
Size of case : 49.9×48.1×14.6mm
Total weight : 47g