(p.s. individual 2 litter robot 3 and both equally of them usually are not Operating as predicted, not often detecting my cats and someday just freeze in middle… experienced the wifi board installed and was never able to attach so the app is non-exist for me…) Paper cat litter is https://garrettskdlz.mybjjblog.com/a-simple-key-for-cat-toy-snake-unveiled-46070845