Features: QUALITY MATERIALS: Made of quality material, this dog toy is sturdy enough to withstand pet bites and scratches. Maintains durability in both smart and normal mode and can be used for a long timeLED Lightings Effect: Equipped with a bright LED light rings, it can be clearly seen in a dim environment, adding fun to night walks or indoor gamesWaterproof: Easy to clean. Meet the requirements for indoor and outdoor use, interact with your dog in environments such as outdoor swimming pools.Suitable for Multiple Sites: The Ball can run on any type of had floor such as marble, wood, tils floor, thin carpet etcPERFECT FOR SMALL TO MEDIUM DOGS: Specially designed and sized for small to medium sized dogs to accommodate a variety of breeds, providing an interactive experience to suit your dog's needs and style of play.Notice:1.Actual color may be slightly different from the image due to different light effect2.Please allow 1-3cm deviation due to manual measurement Material: Silicone ABSDiameter: 80mmBattery: 500mAhSingle ball weight: 165gCharging voltage: 5VWorking mode: Crazy mode/Normal modeWaterproof level: IP54Standby: 7 daysContinuous working: 4 hoursPackage List:1x Smart Interactive Ball for Dog