High QualityCat toy balls are made of high quality and durable plush, soft and safe. The size is 5 x 5 x 5 cm / 2 x 2 x 2 inch, which is easy to carry and suitable for indoor and outdoor activities. They are equipped with a built-in LR41 button battery and a high-sensitivity alarm that can produce a variety of analog sounds. Calling BallThe plush kitten ball can imitate the sounds of frogs, cats and cats. crickets, birds and other animals. Cat balls of different colors emit different sounds to stimulate the cat's hunting instinct, which can last up to 10,000 sounds. Cute shapeThe interactive cat ball has three colors : blue, pink and yellow. The sphere is soft and has beautiful eyes. Bright colors and lively design can easily attract cats' attention. Attractive After opening the lid, you can add catnip to excite the cat. It can encourage cats to exercise, stimulate their thinking, and keep your cats moving and healthy. Smart Knocking TriggerThe cat knocking toy has a built-in high sensitivity alarm, as long as the cat's paw lightly touches the ball, it will make a sound. This kitten toy will become your cat's best playmate, helping your cat reduce loneliness and separation anxiety.