Just wondered what people's experience of these was like? I've got one skinny slow eater, one fat-cat, & poor skinny-cat tends to come back later & find everything gone. Was looking at [[https://www.amazon.co.uk/SureFeed-5060180391324-Microchip-Pet-Feeder/dp/B00O0UIPTY/ref=cm_cr_arp_d_product_top?tag=mumsnetforum-21&ie=UTF8 this]] one, can't see any others out there?