Portable Finger Hand Held 4D Usb Mini Trackball Mouse

Portable Finger Hand Held 4D Usb Mini Trackball Mouse

It is off-table, without limitation by operation space and avoiding harm to wrist and muscle. The two dimensions and buttons are simply controlled by fingers.
Looking for something a bit different in a mouse? This new mouse from Brando might be up your alley. It looks like a lame Sci-Fi gun in a low budget movie, but who knows, it might just help your wrist.

• Off table and without limitation of operational space
• 4D page scrolling function can be controlled simply by your thumb
• Features 3-button design with trackball
• USB 2.0 interface, plug and play, no software required.
• Special design, can avoid the harm on your wrist and muscle, greatly reduces discomfort for Arthritis and CTS suffers
• Easy to use - left or right hand, or cradled between both
• Mini size, light weight, easy to carry
• Ideal for both laptops and desktops
• Color: Black
  Materail: Non-slip soft rubber
• Place end of index or middle finger on trigger button & thumb on roller ball
• Suitable for Tablet PC & Laptop & Desktop computer
• Compatible with Windows 95 version B / 98 / ME / 2000 / XP / NT
• USB Cable length: 2M
• Package size:11*6*14.3  (CM)
• Package:1PCS