Has appeared in comments, but deserves its own thread: the MX510 Logitech mouse. Mine is approaching a decade old; still functions perfectly. : r/BuyItForLife
Amazon.com: Logitech M510 Wireless Computer Mouse – Comfortable Shape with USB Unifying Receiver, with Back/Forward Buttons and Side-to-Side Scrolling, Dark Gray : Electronics
Amazon.com: Vexko Bundle Logitech Mouse M510 Wireless Computer with USB Unifying Receiver Ergonomic Mouse Pad with Gel Wrist Rest (Black) : Office Products
Logitech M510 Wireless Mouse, 2.4 GHz with USB Unifying Receiver, 1000 DPI Laser-Grade Tracking, 7-Buttons, 24-Months Battery Life, PC / Mac / Laptop (Black)
Logitech M510 Review - RTINGS.com
Logitech MX510 931162-0403 Blue Optical Mouse - Newegg.com
Logitech M510 Wireless Mouse with Laser-grade Tracking