Product Name   PS/2 Wireless Finger Trackball Mouse "New" Product Number   PA-MEGA-PS2-W Price   $39.99 Availability   In stock Product Description: The Trigger handy Finger Trackball is off-table, without limitation by operation space and avoiding harm to wrist and muscle. The two dimensions and buttons are slimy controlled by fingers. 3-year product warranty Shipping and handling detail

Product Details: 1. 360 degree cordless RF control, no angle constraint. 2. Long distance control, up to 20 feet in open site. 3. No bother some cable to limit the distance and space, it's good for presentation and training use 4. The most comfortable and controllable operation. 5. No special software required. 6. Gunlock design - to give it your best shot. 7. Middle key for Laser Beam 8. Trigger key design - to give it your best operation. 9. Compatible with Windows 95/98, Me, Windows NT / Windows 2000,XP. 10. For PS/2. 11. Radio Frequency.