The EKHO K-150 Stopwatch is a professional quality stopwatch, providing simple 1/100 sec timer with lap counter, It features over-sized buttons, an extra-large display, and a comfortable, modern design, Features, 1/100 sec, Precision with lap couonter (for the first 30 minutes), Calender & Time display (12/24 Hour format), Daily alarm, Hourly Chime, 1, 5V Alkaline Battery, Water resistant to 30 meters/100 ft, Description:, Length: 7, 75