I've never seen one like this. Looks like you have to flip the slices manually. Not a bad price for such a rare item. More pix in the ad.
https://sfbay.craigslist.org/pen/app/d/palo-alto-vintage-sunbeam-toaster-art/7256500315.html

https://sfbay.craigslist.org/pen/app/d/palo-alto-vintage-sunbeam-toaster-art/7256500315.html