Premium Quality: Made of high quality ABS, safe and non-toxic, durable. (This product requires two AAA batteries, not included in the package) Replaceable toy: The ball of this toy can be replaced with other toys, you can replace the toy according to the cat’s preference. /> Automatic Lifting Ball: Clip the toy on the table, and the rope will rise and fall automatically after the toy is activated. It can turn off automatically for about 5 minutes, or it can turn off the button while the toy is working. Perfect Gift: This interactive cat toy can stimulate their thinking and stimulate them to actively play. In addition, it reduces loneliness and releases cat stress, the first choice for cat lovers. Application: This automatic lifting ball has a diameter of 7 cm and is suitable for a table of 1 to 3 .5 cm thick. Please confirm your table thickness before purchasing.