Discover the Handheld Wireless Trackball Mouse, offering ergonomic design and precise control. Featuring a thumb-controlled trackball and off-table operation, it provides comfortable and unrestricted usage. Its unique dolphin shape design caters to both left and right-handed users, while USB connectivity allows for effortless setup without additional software. With 2.4GHz wireless connectivity and a working distance of up to 32ft, it offers convenience and flexibility. Reduce strain on palm joints and muscles during extended use. Compatible with a range of operating systems for versatile compatibility.