With science-driven design and easy thumb control, this graphite Logitech ERGO M575 Wireless Trackball for Business from Logitech is a wireless trackball mouse that is engineered to reduce hand movement. It enables the user to keep their hand and arm relaxed, compared with a traditional Logitech M510 mouse, which provides hours of comfort. It requires one AA battery (included).
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[This review was collected as part of a promotion.] It’s the only bolt enabled trackball. Not sure why it’s the only trackball with bolt but it works fine. The only thing that would make it better is if it had the switch button like some of the other trackballs but they don’t support bolt. It’s a strange limitation.
The reversion to a battery operated mouse is a step backwards from a fully rechargeable battery...