Count Down--Timer Short press the minutes or seconds button to set the desired time. ( Note: When you need to set 59 seconds,short press the "10S" button, when the screen seconds display is "50", just short press the "10S" button again.When you need to set 99 minutes, short press the minute button, when the screen minute shows "90" or "95", just short press the "10M" or "5M" button again. ) Short press the "ST/SP" button to start the countdown.
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Count Up--Stopwatch Short press the RESET button to reset the screen to "00:00" Short press the "ST/SP" button to start timing.
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Reset Short press the RESET button to reset the screen to "00:00". ( Note: When you find an error in the timing process, please reset the screen to"00:00", and then reset the time.)
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Start/Stop Short press the ST/SP button to start/pause timing. ( Note: When the timer is working, you can only short press the "ST/SP" button to start/pause the timing, short press other buttons are invalid.)
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