Brand new/unused, comes with original packaging/accessories. Any questions, feel free to ask. Thank you

Specifications/Info below:

ProtoArc Wireless Trackball Mouse, EM04 Ergonomic Bluetooth Rollerball Mouse Rechargeable Mouse, Thumb Control & 3 Device Connection, Compatible with PC, iPad, Mac, Windows-Gray Ball Blue Button

- ERGONOMIC THUMB TRACKBALL: Equipped with a smooth and precise trackball, move your cursor with your thumb movement instead of moving your wrist and arm. It will effectively reduce fatigue and strain for your wrist and arm. Not only work on flat surfaces, but also on your leg, sofa and other surfaces as well, especially in the narrow space, such as the messy desktop

- BLUETOOTH & 2.4G WIRELESS CONNECTION：PLUG and PLAY. This trackball mouse has triple connection modes. You can control three devices at the same time, switch freely between Android, tablet and Mac with just one button. Compatible with Windows, Android, Mac OS PC Laptop Desktop etc.

- RECHARGEABLE & ADJUSTABLE DPI: The Bluetooth Trackball Mouse built-in 450mAh lithium battery. No need to change batteries. Each full charge can stand by for 1 month. 5 DPI levels (200/400/800/1200/1600 DPI) allows you to change the cursor sensitivity easily for more precise tracking.

- QUIET CLICKING: Smooth frosted surface and quiet clicks can bring a better user experience and free your worry about bothering others and keep you stay focused while working.