Lenovo Wireless Mouse N3903A is the high-end device and the appearance can be suit for both desktop-PC and notebook. Benefits include:

• 2.4G wireless mouse
• Middle size dimensions
• Ergonomic design, good touch feeling and quick response
• Mini dongle fitting in the mouse battery store for ease in travel
• Easy tracking on carpet,wood and some other difficult surfaces
• On/off switch self-sleep function for saving energy
• Strengthen optical system for adapting more kinds of surface
• As far as 10 meters control distance
• Color:
  • Metal 3D Island (57Y6596) - 1000 dpi optical sensor
  • Coffee (57Y6666) - 1200 dpi optical sensor
  • Red (78Y7338) - 1000 dpi optical solution
  • Blue (78Y7339) - 1000 dpi optical solution
  • Black (78Y7340) - 1000 dpi optical solution
  • Pink (78Y7341) - 1000 dpi optical solution

• Mouse unit: pcs
  • Approximate height: 35mm
  • Approximate width: 57mm
  • Approximate length: 105mm
  • Approximate weight: 60g (no battery)
• Dongle unit: pcs
  • Approximate height: 7mm
  • Approximate width: 15mm
  • Approximate length 18mm
  • Approximate weight: 2g

1 year

• 57Y6596, 57Y6666:
  • Announce date: 7 Dec 2010 (Australia, Austria, Belgium, Canada, Denmark, Estonia, Finland, France, Germany, Iceland, Ireland, Israel, Italy, Latvia, Lithuania, Luxembourg, Netherlands, New Zealand, Norway, Portugal, Spain, Sweden, Switzerland, United Kingdom, United States)
  • Availability date: 7 Dec 2010 (Australia, Austria, Belgium, Canada, Denmark, Estonia, Finland, France, Germany, Iceland, Ireland, Israel, Italy, Latvia, Lithuania, Luxembourg, Netherlands, New Zealand, Norway, Portugal, Spain, Sweden, Switzerland, United Kingdom, United States)
• 78Y7338, 78Y7339, 78Y7340, 78Y7341:
  • Announce date: 19 Jul 2011 (Argentina, Brazil, Chile, Colombia, Ecuador, Mexico, Peru)
  • Availability date: 19 Jul 2011 (Argentina, Brazil, Chile, Colombia, Ecuador, Mexico, Peru)

Supported on IdeaPad, IdeaCenter with an available USB port.

• Microsoft Windows XP
• Windows Vista
• Windows 7

• Mouse
• Dongle
• 2AAA Batteries
• WW Manual
• WW Warranty card