Tools94› Use the count-down timerIn Menu mode, select1 Clock → .Set the length of time to count down.2 Select3 Start to begin the countdown.You can now use other functions with the timercounting down in the background. Press the Menu keyand access another application.When the timer expires, tap and hold4 Stop to stopthe alert.CalculatorLearn to perform mathematical calculations directly onyour device like a typical hand-held or desktop calculator.In Menu mode, select1 Calculator.Use the keys that correspond to the calculator display2 to perform basic mathematical operations.Select the text input field and enter the few letters of3 a city name.To select a city in the world map view, select Mapview. Select or to zoom in or out.Select the city name you want.4 To add more world clocks, repeat steps 2-4.5› Use the stopwatchIn Menu mode, select1 Clock → .Select2 Start to begin the stopwatch.Select3 Lap to record lap times.When you are finished, select4 Stop.Select5 Reset to clear recorded times.