This 2.4GHz Wireless Trackball Mouse is combining the optical mouse with the trackball mouse creatively. Its unique shape makes it not need the table support. You can adjust your posture freely, even if you are sitting on sofa or lying down, you can also use it conveniently, especially when you are in the narrow space, like in the car, train or in the plane.

Features:

• Handheld Wireless Optical Mice Mouse
• Off-table design for free and comfortable operation
• It can greatly ease the harm of palm joint or muscle for long time using mouse
• 2.4GHz Wireless connectivity with working distance within 32ft (10m)
• Dolphin shape design with left/right clickers, fit left and right handed users.
• Thumb-controlled trackball
• Precise optical tracking
• Plug and play, no software required
• Powered by one AAA battery ( not included )
• Compatible with: Windows 98/ 2000 / XP / VISTA / win 7/ Linux / Unix / Mac OS
• Resolution: 1000dpi

Package Includes:

• 1 x Wireless trackball mouse
• 1 x USB receiver
• 1 x Bag