Tools 63Tip CalculatorThe Calculator helps you compute the percentage amount for tip. Use the followingprocedures to calculate a tip amount. In Idle mode, press Menu ➔ Tools ➔ Tip Calculator. Then press Selector .ConverterThe Converter menu converts measurements and amounts in these categories:currency, length, weight, volume, area and temperature. In Idle mode, press Menu ➔ Tools ➔ Converter.TimerThe Timer feature enables you to set a timer. In Idle mode, press Menu ➔ Tools ➔ Timer.StopwatchThis feature allows you to use a stopwatch. Press Start ( ) to start thestopwatch. Press Reset to erase all previously recorded stopwatch times.Press Lap ( ) to view the lap time. You can view up to 5 lap times. In Idle mode, press Menu ➔ Tools ➔ Stopwatch.World TimeThis feature allows you to find out what time it is another part of world, using theLeft and Right Navigation keys.There are two time lines available. You can set the first setting to your home city andthen use the second setting to check other city times. In Idle mode, press Menu ➔ Tools ➔ World time.