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9. LETTER BUTTONS
Press the Letter Buttons to learn letters or to answer letter related questions.
10. NUMBER BUTTONS
Press the Number Buttons to learn numbers or to answer number related
questions.
11. AUTOMATIC SHUT-OFF
To preserve battery life, the unit will automatically turn off after one minute
without input. The unit can be turned on again by pressing the On/Off Button.
The unit will also automatically turn off when the batteries are very low. A
warning will be displayed on the screen as a reminder to change the batteries.