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Portable Finger Hand Held Trackball Mouse with Wheel
This is a portable finger hand-held 4D Usb mini trackball mouse with off-table design for free and comfortable operation. It is ideal for laptop users.
Compatible with Windows95/ 98/ 2000/ ME/ XP/ NT
Unit Dimensions: 3.15 x 2.05 x 1.97 inches (8 x 5.2 x 5cm)
USB Cord Length: 73inches (186cm)
Color : Black
How to Use:
Put your index or middle finger into the hole of this mouse.
Control the track ball for moving cursor and press the right and left button with your thumb
When using “Drag and Go” function, press the button in the hole of the mouse that has the same function as the left button of the common mouse
Use the left button to lock the screen and then you can control the track ball to roll your screen freely