Case and bezel material:Resin / Stainless steel Band:Tough Silicone Band (Resin Band) Construction:Shock Resistant Power supply and battery life:Approx. battery life: 5 years on CR2016 Stopwatch:1/100-second stopwatch;Measuring capacity: 00'00''00~59'59'9;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, split time, 1st-2nd place times Timer:Countdown timer;Measuring unit: 1 second;Countdown range: 24 hours;Countdown start time setting range: 1 second to 24 hours (1-second increments, 1-minute increments and 1-hour increments);Other: Auto-repeat Alarm/hourly time signal:Hourly time signalMulti-function alarm Flash alert feature:Flash alert;Flashes with buzzer that sounds for alarms, hourly time signals, countdown timer time up alarm Light:LED backlight (Super Illuminator);Afterglow Light color:LED:White Calendar:Full auto-calendar (to year 2099) Accuracy: ±15 seconds per month Other features:12/24-hour formatRegular timekeeping:;Hour, minute, second, pm, month, date, day Strap Case and bezel material:Resin / Stainless steel Band:Tough Silicone Band (Resin Band) Construction:Shock Resistant Power supply and battery life:Approx. battery life: 5 years on CR2016 Stopwatch:1/100-second stopwatch;Measuring capacity: 00'00''00~59'59'9;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, split time, 1st-2nd place times Timer:Countdown timer;Measuring unit: 1 second;Countdown range: 24 hours;Countdown start time setting range: 1 second to 24 hours (1-second increments, 1-minute increments and 1-hour increments);Other: Auto-repeat Alarm/hourly time signal:Hourly time signalMulti-function alarm Flash alert feature:Flash alert;Flashes with buzzer that sounds for alarms, hourly time signals, countdown timer time up alarm Light:LED backlight (Super Illuminator);Afterglow Light color:LED:White Calendar:Full auto-calendar (to year 2099) Accuracy: ±15 seconds per month Other features:12/24-hour formatRegular timekeeping:;Hour, minute, second, pm, month, date, day