100 Memories of split and lap times. This Sper Scientific Stopwatch will count up or down to 20 hours in 1/100 second resolution and offers many advanced features. The large 3 line display simultane...

Counts up to 24 hours in 1/100th second resolution for the first 30 minutes with a 1 second resolution thereafter. Split interval function. Also has a 12/24 hour alarm clock, calendar, and an hourly c...

Clip to your key chain or belt loop and have it available whenever you need a stopwatch. Despite its low price and miniature size of only 2” x 1½” x ½” (55 x 35 x 15 mm), Clip-On Stopwatch is ...

Record up to 12 seconds of multiple timing notes simply by speaking directly into the stopwatch. Your notes are preserved on a microchip that adds virtually no size or weight to the unit. The stopwatc...

Click stop controls give the definitive feel of a mechanical stopwatch but with hundreds of times the accuracy. Large LCD for good visibility. Rugged ABS plastic case. Counts to 24 hours in 1/100th se...

A unique timer which allows the timing of a subject without disturbing it. For captive and field research, or in classrooms. Hands free operation allows for freedom of movement. The alarm is audible o...

Counts up or down for 100 hours in intervals of 1 second. In count down mode unique feature tells you how much time has elapsed after the alarm sounds. Memory allows repeat of just completed cycle. Al...

Two 1/100th second displays. Counts up or down to 10 hours. Ideal for multiple and simultaneous processes. In stopwatch mode current lap time shown in upper display, cumulative total in lower one. Mem...

Sonically welded case ensures excellent water resistance. Large 5/8" high display for good visibility. Counts up to 24 hours with resolution of 1/100 second for the first 40 minutes and 1 second resol...