Chuột Máy Tính Có Dây Cầm Tay

Giới thiệu Chuột Máy Tính Có Dây Cầm Tay

100% brand new and high quality
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. Features:
Elegant design
Off-table, for free and comfortable operation
Avoiding eye faltigue and radiation harm
Compatible with Win7/win8/ME/XP/NT
Can be operated in various ways, avoiding harm to palm to palm joint or muscle
Off table and without limitation of operational space. Scrolling function can be controlled simply by your thumb.
Ideal for both laptops and desktops. Place end of index or middle finger on trigger button & thumb on roller ball
Fits left and right handed users 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 Specification:
Compatible with Win7/win8/ME/XP/NT
Unit Dimensions: 3.15 x 1.93 x 1.77 inches (8 x 4.9 x 4.5cm)
USB Cable Length: 74.80inches (190cm)
Main color: Black
Quantity: 1 Pc
Note: 1.Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid.         2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!

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