Large control buttons and extreme lightweight (1.1oz.) make this stopwatch comfortable to hold and use. Counts to 24 hours in 1/100th second resolution. Split interval function. Also a 12/24 hour alarm clock, calender, and an hourly chime option. This stopwatch is accurate to +/- 3 seconds per day. 5 year warranty.

Dimensions: 2-7/8" x 2-3/16" x 3/4"