- White Dial 50M Water Resistant Dual Time Daily Alarm 1/100 second digital stopwatch Measuring capacity: 59'59.99" Measuring modes: Elapsed time Hourly Time Signal Auto Calendar 12/24 Hour Formats Accuracy: +/-30 seconds per month Battery SR920W Approx. battery life: 3 years Module
- White Dial 50M Water Resistant Dual Time Daily Alarm 1/100 second digital stopwatch Measuring capacity: 59'59.99" Measuring modes: Elapsed time Hourly Time Signal Auto Calendar 12/24 Hour Formats Accuracy: +/-30 seconds per month Battery SR920W Approx. battery life: 3 years Module 3321/5156Size of case / total weight42.0 x 36.0 x 9.0mm / 30g