Portable Finger Hand Held 4D USB Mini 3G 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.
*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
If you place orders online, it is free shipping worldwide. If you want to distribute this product or buy in quantities, please contact factory now: email@example.com