A black and silver stainless steel Casio classic with a stopwatch and countdown timer perfect for staying in style and on time while on the go or at the gym. Water Resistant Daily Alarm Countdown Timer Measuring unit: 1/10 second 1/100-second digital stopwatch Measuring capacity: 59 59.99 Measuring modes: Net time Hourly Time Signal Auto Calendar Accuracy: +/-30 seconds per month Battery SR1116W Approx. battery life: 2 years Module 526 Size of case / total weight : 24.0 x 24.5 x 7.5mm / 36g