Two working modes: detection and timing modes work at the same time: one is that after the pet leaves the area, the deodorizer activates the deodorization mode; the other is that the Cat Air Purifier automatically operates every 15 minutes to ensure 24 hours of fresh air. Purify the air: Eliminate odors in a small area, do not cover them . The smell may not disappear completely on the first day of use, but after 2-3 days you will feel a significant difference. Using USB charging: low power consumption, long battery life, charging via USB cable (included) and it can be used for 15 days after a full charge. Suitable for pets: the intelligent filter against odors from pets Animals is equipped with a highly sensitive motion sensor, which can detect animal movements in a wide angle range. 360 intelligent identification and automatic switching of the scent purifier to prevent cats from being afraid. Easy to use: the smart scent purifier for pets intelligently recognizes, purifies the air and operates at low noise. Suitable for litter box, cat litter, dog litter, pet toilet surroundings, etc. When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don't hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it!