Remote control function: The interactive dog ball can be turned on/off, change direction and switch between crazy and normal mode by remote control. Spark the dog's interest: Unlike the dog ball starter, this active rolling dog ball will roll, bounce and shake off itself for 10 seconds, then take a break and after 2 minutes, the smart dog toy will automatically roll to attract dogs. RGB lights will also flash at intervals to increase the attraction for dogs. Applicable for dogs: This dog toy is perfectly adapted for small to medium dogs. The high-quality, high-strength feed-grade TPR rubber shell can withstand aggressive chewing from the evil dog ball. Waterproof effect: This waterproof smart ball can work on hard floors and low-pile carpets, exerting effort on medium-to-high pile carpets pile and swim in water. It is an ideal gift for dogs and children to play with, or on their own. Long Standby: With 2 hours of full charge, this animal ball can work continuously for 4 hours in crazy mode. Power and the charging hole are on the machine, you need to unscrew the cover to charge and turn on/off the bullet.