Elecom Handheld Trackball Bluetooth Ergonomic Thumb Control Ambidext

《Trackball Comfort》Handheld trackball mouse has a sensitive rolling ball and frequency stable Bluetooth connection. Sculpted shape supports your hand staying in one place, move the cursor without moving your arm. Suitable for both left and right hand.
《Functional10 Buttons》Very easy to move in any direction. It comes with 10 physical buttons on the device and you can assign your favorite functions to all buttons
《Easy Maintenance》Smooth and the relatively large size prevents dust and dirt from clogging them. The ball is held in place by the ball bearings, and can be easily popped out of the device by pushing it through the hole in the bottom and it can be easily cleaned. Please be careful not to lose the red ball, as it is easily dislodged in use.
《Product Details》 System Requirements: Windows 11, Windows 10, Windows RT8.1, Windows 8.1 or later (Horizontal scrolling function is not working in Windows RT8.1), macOS13, iPad OS16. Size: W1.6"(40.7mm) X L4.4"(111.5mm) X H2.2"(56.6mm), Weight: 77g/2.7oz (without battery), DPI: 500/1000/1500 count (switchable), Connectivity: Wireless, 2 X AAA Battery (included)
《Limited Warranty》This product has a manufacture limited warrnty that can be returned or exchanged within one year from your purchase. For more information, please visit the manufacturer's website.