Shock Resistant
200M Water Resistant
Auto EL Backlight with Afterglow
Tide Graph (tide level for specific date and time)
Moon Data (moon age of the input data, moon phase graph)
World Time
29 times zones (48 cities), city code display, daylight saving on/off
3 Multi-function Alarms (1 with snooze)
Countdown Timer
Measuring unit: 1 second
Countdown range: 1 minute to 24 hours
Other: Auto Repeat, timeup alarm, progress beeper
1/100 second stopwatch
Measuring capacity: 23:59’59.99”
Measuring modes: Elapsed time, split time, 1st-2nd place times
Other: 5-second countdown auto start
Hourly Time Signal
Flash Alert (stopwatch auto-start, countdown alarm, progress beeper, alarms, hourly time signal)
Button Tone Operation On/Off
Auto Calendar (pre-programmed until the year 2099)
12/24 Hour Formats
Accuracy: +/- 15 seconds per month
Battery: CR2025
Approx. battery life: 7 years
Module 3151
