Safe, Durable Material & Low Noise: The Cat Toy Ball has detachable protective rubber Shell, easy to detachable and clean it, (all accessories have sterilized at high temperatures.) And it is made of eco-friendly ABS & Rubber material to keep your cat healthy. It has low noise when your cat play with it, which are Resistant To Scratching And Biting.We only Provide you Safe Cat exercise toy. Multifunctional electric cat toy: This is a multi-functional electric cat toy, whichintegrates chirping, self-weight balance (no electricity required), swing back andforth, high content catnip ball and other functions in one, which can effectivelyattract the cat's attention and play interest. Squeaky function: This toy has a built-in squeaky device.When the cat gentlytouches the toy to produce shaking, the chirping device is triggered, whichcan make a sound to attract the cat's attention.The device has a built-inbutton battery, and can be directly replaced when the power is exhausted,which is convenient and fast. The installation and removal of the chirping device is simple and convenient: Turn theupper cover counterclockwise to open the upper cover, turn the inverted triangle symbolof the upper cover to the circular symbol of the main body, separate the upper coverfrom the main body, and take out the sounder.Pull out the insurance card on thereplacement sounder, put the sounder front up, and then put the catnip ball above thesounder, align the upper cover with the inverted triangle symbol on the main body andturn it clockwise to the upper and lower two After the triangle symbols are aligned, itcan be used normally.