Unique ergonomic design with removable palm rest to reduce hand and wrist pain

Two thumb buttons can be used for back/forward browser navigation

Driver free 3-mode DPI shift: 600/1000/1600DPI adjustable

High-resolution optical sensor with adjustable sensitivity for accuracy and responsiveness

Scroll Wheel lifetime: 200,000 circles / Button lifetime: 3 million times

#verticalmouse #nomorestrain #biggerhands