Features: Efficiently restores the side button functionality for G502 Wireless mouse with microswitch board, enhancing both gaming and office experiences. Featurings precise fit and long Microswitch, this PCB is easy to installs and ensures consistent, button response for extended use. for gamers, designers, and users who frequently utilize side Button, boosting productivity and efficiency. Perfect for gaming competitions, graphics projects, and everyday office tasks, offering quick responses to meet multitasking demands. Upgrades for G502 Wireless with essential accessory, ensuring performances and longevitys. Specifications: Materials: PCB Package Includes: 1PC Mouse Side Key Board note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the picture may not reflect the actual of the item. Thank you.