Calculator 210x155x20 mm – the perfect choice for children and adults. It operates on a solar battery and a button cell battery LR1130, ensuring long service life. Its compact size makes it easy to carry to school or the office. You can buy the calculator online right now with fast home delivery. Convenient and reliable, it will become an indispensable assistant in study and work. Order a calculator for children and adults and enjoy its functionality and quality.