Review on Logitech Trackman Marble Trackball Mouse - USB Wired Ergonomic Mouse for Computers with 4 Programmable Buttons, in Dark Gray - Improved SEO by Maejima Riko ᠌

After a year of use, the left button of the warranty mouse broke and gave it for repair, but even after a month and a half nothing has changed after the repair, failures also occur. I decided to disassemble the mouse myself and realized that the reason for the failure was the discrepancy between the weight of the button and the springy action of the switch. this method has been tested on the spirit of logitech marble trackballs