The element used for scrolling the screen with a built-in button, the so-called “scroll” can serve as a benchmark for the competition. The surface with tabs makes sure that the finger does not slip on its surface and the stroke is perceptible. CA1037 Irbis is a well-made mouse, dedicated to consumers looking for a maximum good product in relation to its price. The individual components are well-fitted together, the materials used allow for durable use. We are dealing with a solid mouse with a universal and well-liked design. Dedicated software does not burden the system and intuitive to use. It allows you to program selected functions for all buttons, including more advanced ones. The optical sensor PMW3325 characterizes great parameters in the precision of control of the “rodent”.