12/24 Hour Formats. 1/100 second digital stopwatch. Accuracy: +/-30 seconds per month. battery life: 3 years. Size of case / total weight: 51.5 x 44.0 x 12.2 mm/ 30g. Warranty Type Original Box, Instructions, & Warranty.
Casio AMW-870D-1AV Men’s Analog Digital 50M WR Alarm LED Stopwatch Dual Calendar
Comfortable and Durable Design. Suitable for Daily Use.