Advanced Decimal Display Stopwatch
This Sper Scientific Stopwatch will count up or down to 20 hours in 1/100 second resolution and offers many advanced features for sports, laboratory and industrial use.
When decimal resolution is selected the timer can display results in increments of 1/1,000 of a minute or 1/100,000 of an hour as well as the usual 1/100 second mode. 500 memories of split and lap times.
The large 3 line display simultaneously shows total elapsed time, split time, current lap time, lap counter and indicates low battery. This Stopwatch also has a unique LCD contrast adjustment and touch tone selectable buttons. The sonically welded case insures excellent water resistance. Button cell battery included.
Features 5 timing modes:
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Stopwatch: Recalls split and lap times as well as the slowest, fastest & average laps.
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Timer: With 3 modes: count down and stop, count down and repeat, count down and then count up.
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Clock: Selectable for 12 or 24-hour format, with alarm clock, calendar and hourly chime modes.
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Stroke: Calculates average strokes, beats or pulses per minute based on the timing of 3 sample strokes.
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Pacer: Set from 5 to 240 beeps per minute.
Dimensions: 3¼” x 2½” x ¾”
Weight: 2.8 oz

*Certification Option
N.I.S.T. traceable Certificate of Calibration is available at an additional cost (select option above).
Downloads
Comparison Chart
Sper Scientific Stopwatch Comparison
| Model | 810012 | 810022 | 810029R | 810033 | 810035A | 810036A | 810048 |
|---|---|---|---|---|---|---|---|
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| Description | Water Resistant Stopwatch | Large Display Stopwatch | Countdown Stopwatch | Large Display Water Resistant Stopwatch | Decimal Display Stopwatch | 100 Memory Water Resistant Stopwatch | Advanced Decimal Display Stopwatch |
| Digit Height (mm) | 7 | 8 | 5 | 5 | 12 | 5 | 4 |
| Cord Length (in) | 23.5 | 26 | 25 | 24 | 22 | 23 | 23 |
| Timing Range | 24 Hours | 24 Hours | 10 Hours | 10 Hours | 20 Hours | 24 Hours | 20 Hours |
| Resolution | 1/100 Sec | 1/100 Sec | 1/100 Sec | 1/100 Sec | 1/100 Sec | 1/100 Sec | 1/100 Sec |
| Water Resistant | Yes | — | — | Yes | Yes | Yes | Yes |
| Count Up | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Count Down | — | — | Yes | Yes | — | Yes | Yes |
| Timer | — | — | Yes | Yes | — | Yes | Yes |
| Lap Memory | — | — | 8 | 60 | — | 100 | 500 |
| Alarm | — | Yes | Yes | Yes | Yes | — | Yes |
| Clock | — | Yes | Yes | Yes | Yes | Yes | Yes |
| Pace Setter | — | — | Yes | Yes | — | Yes | Yes |
| Hourly Chime | Yes | Yes | — | — | Yes | — | Yes |
| Calendar | Yes | Yes | — | Yes | Yes | Yes | Yes |
| Battery Type | (1) LR44 | (1) AA | (1) CR2032 | (1) CR2032 | (1) CR2032 | (1) CR2032 | (1) CR2032 |






