Battery Installation1. Open the battery door on the back-side of the unit.2. Insert AAA size battery into the battery compartment?¨º?¡ìnot included in the package ?¨º?, observing correct +/- polarities.3. Place the battery door back onto the battery compartment.Setting the Clock1. Enter the clock mode by pressing the MODE key. The clock icon will appear on the LCD.2. To set the hour, press HOUR key until the desired hour appear on the LCD.3. To set the minute, press MIN key until the desired minute appear on the LCD.4. To set the second, press SEC key until the desired second appear on the LCD.5. To select 12Hr or 24Hr clock mode format by pressing the START/STOP key. The PM icon will appear on the LCD for 12Hr format.Countdown Timer1. Enter the timer mode by pressing the MODE key as many times as necessary until the timer icon appear on the LCD.2. Press HOUR key to set the desired hour.3. Press MIN key to set the desired minute.4. Press SEC key to set the desired second.5. To start or stop/pause the time, press START/STOP key.6. The alarm will beep for 1 min if left idle.7. Press any key to stop the alarm sound. Note:the display will revert to showing the current countdown time set.8. Reset the countdown time back to zero by pressing and holding the MIN and SEC keys at the same time until the display shows "00:00:00". The timer needs to stop running before it can be reset.Count Up Timer1. Under timer mode,press the SRATT/STOP key to start the count up.2. Press the START/STOP key to pause and press again to resume the count up.3. The alarm will beep for 1 min when the max.Time limit "23:59:59" is reached.4. Reset the count up time back to zero by pressing and holding the MIN and SEC keys at the same time until the display shows "00:00:00". The timer needs to stop running before it can be reset.
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