Wireless USB Handheld Finger Trackball Black Mouse with Laser Pointer NWT

🧿Wireless - Charged by AAA battery (not included), 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 Hand Held USB Trackball Mouse with Laser Pointer, 1 x USB Receiver, 1 x bag