Everything in the box is there, charging base, dongle, etc
(I switched to Mac before I got this as a gift from my parents, kept it in the back of the closet, now need make space)
100% guaranteed and I will include new batteries ( I was told this should have no issues with windows 10 or 11 )
The Microsoft Wireless Entertainment Desktop 8000 is the first ever rechargeable mouse and backlit keyboard solution. Microsoft's exclusive charging hub allows you to recharge both the mouse and keyboard in one easy-to-use place.