Logitech M325 3 Keys 2.4g Wireless Mouse 1000dpi Unifying Optical Ergonomic Mice Battery Life Up To 18 Months Durable - Mouse - AliExpress
This mouse (Logitech M325) has been with me since my freshman or sophomore year (2010 or 2011) all the way up till now. I've only replaced the battery on this mouse once