The Calculator CASIO JW 200 SC black enables you to solve simple arithmetic problems, which makes it a great choice for for school and work. Some basic functions include - root and percent. The model also features financial functions such as vAT calculation, total sum and currency conversion. An additional advantage of this model is its dual power supply including a solar panel and a battery, which brings down its energy consumption. This calculator comes with a 2row display that fits 12 digits. The package includes a protective case that safely covers the calculator against scratches.