Mechanical stop clock mechanical stop watch 60 seconds 0.2 seconds 0.2s Physical physical education
#BES527

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"This stopwatch is mechanical wind up and has two buttons.
- This mechanical stopwatch features 1/5 second, 60 minute register, 60 second sweep.
- The top button allows the user to start and stop the stopwatch.
- The side button allows the user to return stopwatch hand to zero when stopwatch is in a stopped position.
1. Wind it up before timing
2. Give a firm press to the top button, the timer starts. The top button should make a 'click' when fully pressed. Press again, it stops.
3. You can start/stop it over again to accumulate the time.
4. Press the side button to reset only when it stops."