Notepad
Use this menu can record things which you need.
Ebook
Use this menu can search all books which existed in Ebooks folder of T-Flash card.
Notice:
There is only supported *.txt.
Calculator
Use this menu to perform basic arithmetic functions, such as addition, subtraction,
multiplication, and division.
Stopwatch
Use this menu to time something you want to do.
Countdown
Use this menu to time something you want to do.
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