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3M Ergonomic Mouse EM500GPL EM500GPS
Unique ergonomic design keeps the arm positioned for natural, comfortable movement
Vertical grip reduces pressure from the wrist's median nerve
Two-way rocker button fits the thumb
Third button scrolling feature
Color: graphite
Available in two sizes: Small/Medium (palm 3.5 inches or smaller) and Large (palm 3.5 inches or larger)
USB with PS/2 adaptor
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