Evoluent VerticalMouse offers convenience that is excellent it paid down wrist suffering, its currently verified by a lot of users, specially healthcare specialists, ergonomists and real practitioners. Eliminates forearm twisting for convenience and wellness that is excellent. The patented kind permits your turn in an upright normal situation that mostly prevents turning that is forearm.
Downloadable driver for Windows XP, Vista and Win 7 in 32/64 bit for programming all 6 buttons. The driver is not required. The VerticalMouse 4 still has basic functionality without it.
Freeware driver for other Windows versions at www.highrez.co.uk/downloads/XMouseButtonControl.htm (Evoluent has no business relationship with this vendor.)
USB only; not compatible with PS2 adapters. May be compatible with some USB KVM switches but it is not guaranteed.
Downloadable driver for programming 6 buttons. The driver is not required. VerticalMouse 4 still has basic functionality if the driver is not installed.