The Logitech M570 Wireless Trackball Mouse is a black USB mouse that does not come with a dongle. This trackball mouse is powered on and ready to use, making it a convenient and reliable option for those in need of a mouse without the need for a dongle. With its brand reputation and trackball design, Logitech's M570 mouse offers a comfortable and precise pointing experience for users. Powers On with a single AA battery (not included) but otherwise is untested and being sold as is.
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