Logitech G502 HERO Lightspeed Wireless Gaming Mouse Black
Does your G502 feel too heavy? Try placing your weights as shown (now including Lightspeed!), it alters the center of gravity so it feels lighter. : r/G502MasterRace
Logitech G502 Hero & Lightspeed Review
Logitech G502 LIGHTSPEED Wireless Gaming Mouse, HERO 25K Sensor, 25,600 DPI, RGB, Adjustable Weights, 11 Programmable Buttons, Long Battery Life, On-Board Memory, PC / Mac - Walmart.com