Shock resistant
200m water resistant
Double LED light
LED light for the face (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)
LED backlight for the digital display (Super illuminator, 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), weekly data (4 weeks), number of days step count goal was reached
Step Goal Progress Display (GOAL mark; step count goal setting range: 1,000 to 50,000, 1,000-step increments)
Step Reminder: audible alert lets you know when you have not walked enough within a specific period (Can be enabled or disabled.)
Step Count Graph: Hourly step count for the past 5 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)
Memory capacity: Up to 30 records (used by lap number and lap time)
Countdown timer
Measuring unit: 1 second
Countdown range: 100 minutes
Countdown start time setting range: 1 second to 100 minutes (1-second increments, 1-minutes increments)
5 daily alarms
Hourly time signal
Hand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents.)
Full auto-calendar (to year 2099)
12/24-hour format
Button operation tone on/off
Regular timekeeping
Analog: 3 hands (hour, minute (hand moves every 10 seconds), second)
Digital: Hour, minute, second, pm, month, date, day
Accuracy: ±15 seconds per month
Approx. battery life: 2 years on CR2016
module 5540
Size of case / total weight
GMAS130 49.0 X 45.9 X 15.5mm / 53g
