Wireless Finger Handheld USB Mouse Mice Trackball Mouse Description: 1. Plug and Play, easy to install 2. Wireless, With trackball, cool 3. Off table and without limitation of operational space 4. Scrolling function can be controlled simply by your thumb 5. USB 2.0 interface, plug and play, no software required. 6. Special design, can avoid the harm on your wrist and muscle, greatly reduces discomfort for Arthritis and CTS suffers 7. Easy to use ¨C left or right hand, or cradled between both 8. Ideal for both laptops and desktops 9. Place end of index or middle finger on trigger button & thumb on roller ball Package Includes: 1 x Wireless Finger Handheld USB Mouse Mice Trackball Mouse 1 X receiver 1 x USB charging cable 1 x bag