Name : Auto Pet Toy Ball Material : Silicone + ABS Diameter : 80mm / 3 . linch Weight : 165g / 5 . 8oz Battery : Li-ion battery 500mah Charge voltage : 5V Working mode : Crazy / Normal Mode Waterproof : IP54 Suitable : Dogs , Cats , etc . Packing list :Toy ball x1 Charging cable xl User manual x1 Remote Control x1