Calculator; Converter; Stopwatch; Timer - TUBI T4 Guia Del Usuario

Delete all: You can choose to delete the previous calendar day, or to schedule deleted.
Find events: You can enter text to search by event.
Memory Information: You can view the events in this total and the remaining space

4.6.4 Calculator

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Press the number keys from 0 to 9 to input the numbers you need to calculate.
² You can press up, down, left, right key to input the four operators of +, -, ×,÷.
Press the right soft key to delete the latest input or result by place, press the right soft key "cancel"
²
to withdraw the calculator, press OK key to calculate results.
* Note: The precision of this calculator is limited; it may cause the rounding error, especially
when the number can't be divisible.

4.6.5 Converter

This phone provides the unit conversion types are: exchange rate conversion, energy, speed, quality,
area, volume, power, time, pressure, length, temperature, lunisolar calendar conversion.

4.6.6 Stopwatch

The stopwatch function of this phone supplies two tools: whole timer and single cycle timer; totally 20
groups of markers.

4.6.7 Timer

Input the time to start it, you can complete the countdown of a period of time.

4.6.8 World clock

You will see a world map on the screen; you can press the left or right side of the time zone line to
switch to the current displayed city, and the local time in the time zone located by the city will be
simultaneously displayed.

4.6.9 E-book

Choose to enter this menu and press the option to perform view, delete, delete all, read, coding
format, the file information operations.
——View: You can choose to view the current e-book file
——Delete: to delete the current e-book file.
——Delete all: You can delete all of the files in the folder
——Scroll mode: You can set the number of lines read and when the scrolling page
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