Battery
Инструменты
Вот некоторые основные инструменты, используемые для работы на данном устройстве. Вам, возможно, не понадобиться каждый инструмент для каждой процедуры.
The FX-991EX utilises a solar panel alongside a battery and has a 192 x 63 LCD display. There are 60 buttons on the front and 522 total functions. It's allowed in a wide variety of exam, including GCSE, A-Levels, National and Higher, Junior and Leaving.
The FX-991EX has two other colour variants, one in pink (FX-991EX-PK) and blue (FX-991EX-BU).