Elevate your calculations with the Mr. Pen Mechanical Switch Calculator, a sophisticated tool designed to meet the needs of professionals and individuals alike.

Perfect for completing basic numerical calculations in various settings such as schools, offices, or home use, this mechanical calculator features 12-digits, large LCD display, and pink calculator big buttons. The sensitive keys offer quick data entry, while the mechanical switch buttons provide a satisfying click with each press. This results in an improved user experience and precision of data entry.

Equipped with essential functions like memory recall, percentage calculation, and more, the Mr. Pen calculator meets a variety of computational needs. It measures just 6.2 x 4.4 inches in size, making it portable and small enough to fit on your desk without taking up too much space. The large display provides increased visibility from any angle.

An automatic shutdown feature activates after 10 minutes of inactivity, conserving battery life and ensuring longevity. A single AAA battery is required, but the calculator's design ensures reliable operation with minimal maintenance. Perfect for everyday calculation problems or for those looking for a quick solution to complex calculations, the Mr. Pen Mechanical Switch Calculator offers a fast, efficient, and user-friendly experience that makes it an ideal choice for anyone in need of a reliable tool.