Optimal value for money. The best option for beginner gamers and their parents Its pros: The price is very attractive. I have not seen any failures in the work. Adequate behavior of the laser on various surfaces (except plastic and glass). Pleasant corrugated surface. Has cons: Large gaps between the plastic panels, which contributes to their speedy filling with dirt. Inconvenient location of the dpi switch button. The reflex coating is quickly wiped off.