Integrated design, easy replacement. Used with the self-developed automatic packaging module, it can realize the automatic sealing and bag changing of the cat toilet, completely freeing your hands. NFC recognition technology reminds you to change in time - equipped with cutting-edge wireless communication technology, when the garbage bag is used up, there be a corresponding reminder on the App device page. Due to different product batches, the appearance , which does not affect the use. Colour:As Shown Material:Plastic Package Contents: 1 * Ring Trash Bags Box(No garbage bag included) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.