Revolutionary Design: Our self-rolling ball cat toy uses a smart timer function to keep your kitten playful, yet rested. After 5 min in normal mode, it automatically shuts off. Smart mode enters standby for 5 min and resumes upon detecting movement. Smart Mode Innovation: ffering two distinct modes, the self rolling ball dog toy has a normal mode and a smart mode. You can switch between the modes for different cat activities. Once activated, it rolls and rumbles at varying frequencies. It acts as a great way to attract the cats, stimulating their innate hunting spirit. Exciting Playtime: Experience unmatched excitement with our self-rolling ball dog toy. Featuring a simulated prey escape track and repeated side jumps, the ball's movement routes are irregular and unpredictable, providing your pet with more entertainment. Its smart stay feature keeps your furry friend engaged, making playtime more enjoyable than ever before. Prevent Destructive Behavior: Our self-rolling ball dog toy effectively consumes your pets' vigor through high-frequency interaction, keeping them entertained for up to 180 minutes. Let them play without demolishing your home thanks to this energy-consuming solution. Easy to Clean: Our self-rolling ball dog toy is made from TPR soft rubber - an eco-friendly material safe for your furry friend and the planet. Simply remove the shell and wash it with water for an easy and hygienic clean.