Amazon.com: Logitech G502 Proteus Spectrum - RGB Tunable Gaming Mouse - 12,000 DPI On-The-Fly DPI Shifting with 11 Programmable Buttons (Renewed) : Video Games
Logitech G502 SE Hero Wired USB RGB Gaming Mouse with Tuning Weights | eBay
CASEMATIX Gamer Mouse Case Fits G502 Proteus Spectrum, G502 Proteus Core, G602, G703, G603, G600 MMO G PRO Hero and More Wired or Wireless Gaming Mice | Lightweight & Affordable Hard Cases
Up Close with the Logitech | G Proteus Core Tunable Gaming Mouse - YouTube