Good day Nora, thanks to your dilemma. Quickly I'll add reviews for this sort of cases given that they occur fairly often. Up to now I've investigated 1 feeding system that actually works with collar, but it has horrible evaluations so I wouldn't even mention it to you. Clara Lou https://petsupplydubai54443.elbloglibre.com/37877024/rumored-buzz-on-cat-food