Features:

- Each built-in lr44 toy lithium battery unit and high sound sensitivity, can produce different simulated sounds, each ball with built-in battery can maintain more than 10,000 times chirping.

- Simulate the real sound of three different animals to attract the attention of cats and stimulate their hunting nature. The sounds made by different colored balls are different.

- The cat toy ball has a built-in high-sensitivity vocalizer. As long as the cat's paw gently touches the ball, it will make a sound.