3M Wired Ergonomic Optical Mouse, Patented Vertical Grip Design Keeps Your Hand and Wrist at a Neutral Angle for Comfort, USB/PS2 Plug and Play Compatibility, 6.5' Cord, Small Size, Black (EM500GPS)

• Clinically proven to reduce muscle strain and discomfort
• Vertical grip reduces pressure on the wrist's median nerve
• Mouse records optically for smoother and more accurate mousing
• Both USB and PS2 compatible
• For right hand use and palm width of 8.8 cm or less
• Grip the handle and rest your hand on the base
• Use your thumb to left and right click
• Optical sensor, USB/PS2 plug and play compatibility and a 6.5 feet
• 2 year warranty
• The 3M Ergonomic Mouse has earned an Ease-of-Use Commendation from the Arthritis Foundation for its patented

3M This mouse is clinically proven to alleviate pain and
discomfort of repetitive stress injuries in the hand, wrist or arm associated
with the use of traditional mice—which can pronate the forearm and wrist and
typically presses the wrist and carpal tunnel area against the desk. The 3M
Ergonomic Mouse has earned an Ease-of-Use Commendation from the Arthritis
Foundation for its patented, vertical grip design that keeps your hand and
wrist at a neutral angle, while the mouse works as a regular optical mouse.
Grip the handle and rest your hand on the base. Use your thumb to left and
right click. Optical sensor, USB/PS2 plug and play compatibility and a 6.5 ft.
cord for flexible use. Available in original black design. For right-handed
use.. From the Manufacturer The 3M Ergonomic Optical Mouse is clinically
proven to reduce muscle strain and discomfort associated with carpal tunnel
syndrome and repetitive stress injury. Its unique design places your mousing
hand, wrist and arm in a more ergonomic position compared to a standard mouse.
Comes in two sizes for more comfortable mousing. Key FeaturesInnovative
vertical design keeps the arm in a comfortable, more neutral and natural
"handshake" position Uses larger muscles to move mouse, reducing risk of
discomfort Left and right click functions using the thumb button on the top of
the vertical grip Easy electronic scrolling function reduces scrolling to a
single click (PC model only) Available in two sizes: small/medium and large
Included software provides user with option for daily ergonomic tips Easy
installation USB connector with PS/2 adapter Compatible with PC, Macintosh,
and iMac computers with USB ports Includes a two year warranty and a 30-day
money-back guarantee System Compatibility PC Operates using Windows 95, 98,
2000 and NT 4.0 Macintosh Works with the new G4 Apple Power Macintosh Computer
with USB port. Plug and play only. No software support. iMac/eBook Works with
iMac and eBook computers and compatible with USB support Operates using Apple
O/S 8.1 or higher with USB upgrades. Plug and play only. No software support.