LEDAn LED is used to illuminate the dial.Shock-resistantShock-resistant construction protects against shocks and vibrations.Neo displayThe hands and/or numbers have a fluorescent layer and glow in the dark when the watch is first exposed to a light sourceWorld time functionThe world time function shows the clock times in up to 29 different time zones.Stop function - 1/100 sec. - 24 hours.Accurate measurement of elapsed time at the touch of a button. The fraction indicates the unit of measurement and the hour indicates the maximum time measurement.Timer - 1/1 sec. - 24 hours.For anyone who wants to know exactly: The countdown timer helps you remember special or recurring events by emitting an acoustic signal at a set time. The time can be set in seconds and up to 24 hours in advance.Five daily alarmsThe daily alarm reminds you with a sound signal of recurring events at the time you set. You can also activate an hourly signal that sounds every full hour. This model has five independent a