100M Water Resistant LED Backlight (Super Illuminator) w/Afterglow Dual Time Daily Alarm, selectable flash alert/vibration alert Hourly Time Signal Vibration Alert (Daily Alarms, Countdown Timer, Hourly Time Signal) 1/100 second stopwatch Measuring capacity: 23:59'59.99" Measuring modes: Elapsed time, split time, 1st-2nd place times Countdown timer Measuring unit: 1 second Countdown range: 24 hours Countdown start time setting range: 1 minute to 24 hours (1-second increments, 1-minute increments and 1-hour increments) Full Auto Calendar (pre-programmed until the year 2099) 12/24 Hour Formats Button operation tone on/off Accuracy: +/- 30 seconds per month Battery: CR2032 Approx. battery life: 10 years Module 3416 Size of case/total weight W735H 51.4 x 47.1 x 16.1mm / 50g
