Oyster Mouse BNEOYM Features:Ergonomic: eliminates arm twisting by keeping the forearm in a neutral position Choose your angle: mouse-angle is repositionable in 5 settings (both left- and righthanded) Universal design: suitable for left and right hands Buttons: 5 buttons and separate scroll wheel Accurate: resolution 1200 dpi Connection: USB; cable lenght: 1,5 m Specifications:Width: 160 mm Height: 65 mm Depth: 215 mm Weight: 244 gr