1、The bell sounding ball, built‑in bells, and the crisp sound stimulates the cat's enthusiasm for playing. 2、Built‑in flashing light, the toy ball rotates, and the light also rotates, so as to attract the cat's attention, it has a 12‑second timer function. 3、When using the cat ball, pull out the insulating sheet and insert the insulating sheet when not in use to protect the battery life. 4、Irregular random movement, irregular movement after encountering obstacles, increase the cat's fun. 5、Comes with mouse sound lure design, stimulate cat hunting nature, bid farewell to lazy and happy play with cat. 1 x Pet Toy Ball1 x Screwdriver Item Type: Pet Toy BallMaterial: ABSDiameter: Approx.  6.5cm/ 2.6inWeight: Approx. 71.0g/ 2.5ozBattery: 3Pcs AG13 Button Battery 160mAh(Ship with Battery)