This timer is useful for presentation.
There are PresenK(Main), DataList, Action, memo and setting as a function.
When[00:30]button is pushed, time is registered on PresenK(Main) screen.
The registered time can be confirmed on DataList screen.
Moreover, the deletion is also possible.
Movement is also possible.
When presentation is done, Action screen is used.
If ”no29” is registered, registration beyond it cannot be performed.
In order to perform the next registration, it is necessary to delete one or more DataList.
”sec” is not exact.