Oneisall Ease S1 review: Finally, a smart litter box that doesn't cost an arm and a paw

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As ZDNET's Deals & Shopping Editor, I am particularly intentional about the products I buy for myself, as well as the ones I ultimately decide to write about. After my colleague reviewed the new Litter-Robot 5 Pro, litter pans were on my mind more than I care to admit, leading me to investigate a similar product. 

The Oneisall Ease S1, fist announced at CES earlier this year, seemed to be exactly what I (and I think many other cat parents) are looking for: a smart litter box that can scoop, sift, and sort clean litter from waste for you.

Also: Whisker Litter-Robot 5 Pro review: This $900 litter box may be almost too high-tech for me

In theory, robot litter boxes sound great, but this market is so small, there are few options to compare. Also, they are usually ...