The #SW888M includes a lap counter with 1/100th of a second precision. It also displays the day, date and current time.
Calendar and time (12/24 hour format)
Daily alarm, snooze and hourly chime
Jumbo display
Water- and shock-resistant
NIST calibration is available
LCD size: 1.3 x 0.63 in. (33 x 16mm), with 0.48 in. (12mm) high digits.
Power source: "CR2016" battery (included)