Introducing the Kensington Expert Mouse Wireless Trackball, a versatile and ergonomic solution for enhanced productivity. With its Dual Wireless Technology, this trackball offers the convenience of both Bluetooth and 2.4GHz wireless connectivity, allowing you to connect to multiple devices effortlessly. The KensingtonWorks™ Customization software enables you to personalize your trackball's buttons, cursor speed, and scrolling behavior to suit your preferences. Equipped with DiamondEye™ Optical Tracking, this trackball ensures precise cursor control and smooth tracking on various surfaces. The Scroll Ring and Large Ball provide easy scrolling and navigation, making it a breeze to browse through documents or websites. Its ambidextrous design caters to both left-handed and right-handed users, ensuring comfort and efficiency for all. Additionally, the detachable wrist rest offers customizable support for your wrists, reducing strain during extended use. With the Kensington Expert Mouse Wireless Trackball, you can enjoy a seamless and tailored computing experience that enhances your productivity and comfort.