It is a timer that counts as a metronome.
You are free to set the interval and number of times.
Gradually shorten the interval, let physical ability up!
In memo function, you can note the results in one click.
How to use
Number of times it becomes infinite by setting to zero.
When you click the memo button after stop, date, time, interval, number of times are automatically recorded.
You can freely edit the memo.