Interactive cat toy ball Best Smart Cat Interactive Toy Auto Self Spinning and USB Rechargeable Cat Electronic Toy Ball for Indoor Cat Kitten Sports Toys USB Rechargeable Cat Ball Toy: After about 1.5 hours of full charge, it supports cats to play for 4 hours. The USB connector makes charging easier. No need to buy and replace batteries 360 degree rotation: With the external ON/OFF button, the cat ball will start a 360 degree rotation, attracting your pet's attention to chase and run, it will keep moving on your floor while generating a red light. Simultaneously. This cat toy ball automatically changes direction when it collides with walls, chairs, doors, and more. Without extra help, you can just turn on the ball to play and turn it off when your pet doesn't have the energy to finish. Auto-Off:The ball will automatically turn off after 45 minutes of rolling