Portable 2.4 GHz Finger Handheld Wireless USB Trackball Mouse For PC Laptop Macbook Lovers HT

Feature:
Interface PS/2 or USB.
Four group adjust DPI:400,600,800,1200. Effective distance within 10M
Ambidextrous design for left or right-handed users.
Cordless Handheld trackball mouse can greatly ease the harm of palm joint or muscle for long time using mouse.

Specification:
Works with ALL operating systems, including Apple
Interface PS/2 or USB.
Resolution 1200dpi. Four group adjust DPI:400,600,800,1200
Effective distance within 10M.
Working Frequency 2.4GHz.
Help prevent Musculo-Skeletal Disorders
Note: Works with Windows version / ME / 2000 / XP /NT/WIN7/WIN10 operating systems, including MACOS,Android OS, tablet.
Included:
1 x Wireless Finger Handheld USB Mouse Mice
1 x Receiver
1 x User Manual
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