Genuine Product ☆ PETKIT Automatic Water Dispenser EVERSWEET MAX Replacement Filter This filter keeps the water clean. It can be used for approximately one month. In the summer, for hygiene reasons, we recommend replacing it sooner. *Shipped without a box. Expiration Date: January 16, 2028 ***Important Notes*** ・This product is a [genuine product] sourced from the official manufacturer (China). As it is an imported product, the labeling is not in Japanese. *If there are any defects with the product, please notify us before leaving a review. *Please note that it will be shipped without the outer box.