Delton S12 Ergonomic Vertical USB Wired Computer Mouse

Delton S12 Ergonomic Vertical USB Wired Computer Mouse Superior CMOS sensors make this optical mouse perfect for everyday use at home, in the office, or on the go. The Delton Ergonomic 12 Vertical Mouse is designed and tested with criteria set out by leading ergonomists - improve posture, lower muscle strain, and reduce pressure on your wrist and arm. What You Get Mouse User manual