Extech 365535 Decimal Stopwatch/ClockExtech 365535 Decimal Stopwatch Clock Decimal Stopwatch Clock Decimal Stopwatch With user selectable resolutions of 1 100 of a second, 1 1000 of a minute and 1 100,000 of an hour Key Features: Large triple display with adjustable contrast 1 100th second precision for 19 hours Timing capacity of 19 hours, 59 minutes, and 59. 99 seconds with 5 seconds day accuracy 500 memory records of Split and Lap times Calendar displays day, month and date Time of