Logitech M570 Wireless Trackball Mouse w/ USB Unifying Receiver Dongle TESTED

The Logitech M570 Wireless Trackball Mouse is a comfortable and efficient option for those who prefer a trackball mouse. With its ergonomic design, right-handed users can work or play with ease. The mouse also features a scroll wheel and an on/off switch for added convenience. It connects wirelessly via USB using the included Unifying Receiver Dongle, making it easy to use with a variety of devices. Overall, the Logitech M570 is a reliable and versatile choice for those looking for a trackball mouse. TESTED, works perfectly. Dongle has a storage slot in the battery compartment. Takes 1 AA battery, not included.