Wireless USB Handheld Finger Trackball Mouse with Laser Pointer

Wireless - Charged by AAA battery, plug and play, easy to install.Easy to use - left or right hand, or cradled between both. Press then appear laser pointer for presentation
Off table and without limitation of operational space. Scrolling function can be controlled simply by your thumb. USB 2.0 interface, plug and play, no software required
Ergonomic Design - handheld trackball mouse wireless, which can avoid any harm on your wrist and muscle, greatly reducing the chances for Arthritis and CTS suffers
Ideal for both laptops and desktops. Place end of index or middle finger on trigger button & thumb on roller ball
Package Included - 1 x Wireless Finger HandHeld USB Trackball Mouse with Laser Pointer, 1 x USB Receiver, 1 x bag

Wireless Mouse Specifications:
USB 2.0 interface, plug and play, no software required.
Ideal for laptops and desktops, NOT for mobile phone and tablet.
Compatible with: Win7/ Win10/ Windows XP / VISTA /Linux / Unix / Mac OS.
This mouse is very convenient for changing batteries. When the original battery runs out, you only need to replace it with a new AAA battery to continue using it.