Also comes with a ground spike for Placing in the ground outside and a suction cup for attaching to the wall. Operates off batteries or also arrives with a USB power cable. Surely distinct from any other puzzle toy I've observed. Disclaimer: This website is made up of affiliate and/or https://pet-supply-dubai89888.blogolize.com/not-known-factual-statements-about-dog-toy-set-75354883