Three Mode Fast Mode (blue light), the peppy pet ball for dogs will automatically fast rolling for 5 minutes, then go into standby mode. Slow Mode (purple light), the interactive dog toys balls will slow moving for 5 minutes, then go into standby mode. Interactive Mode (purple light), the active rolling ball for dogs only activate when touch. Touch Activation Sofolor motion activated dog toys for small dogs, Built-in motion sensor.When your dogs pokes or bites it, this dog interactive toys will automatically start moving for 5 mins. it can stimulates your dog's curiosity and exploration, and give your dog exercise. Optimal Size electric dog balls, It is BPA-Free and made of high quality safe environmentally friendly materials.6.2 cm in diameter, best for small medium puppy,not recommend for aggressive chewer. USB Rechargeable The dog toys for boredom and stimulating, built-in rechargeable battery, simply charge it via the type-C cable (power adaptor not included), free your mind from changing battery. Fully charged about 2 hrs. Using Scenariosdog smart ball can roll on any type of floor such as marble, wood, tils floor, thin carpet ,thick carpet etc.