Feliway Diffuser (1 unit) (No liquid included) *Outer box is not available as it has been discarded. Purchased in April 2025 and used for only one bottle of liquid. For issues such as cat nighttime crying, marking, and fighting. *Product Description* A cat pheromone product containing a synthetic analog of feline facial pheromone F3. This is a diffuser specifically designed for cat pheromone products, widely used in over 40 countries. This type is inserted into a power outlet at home after setting the liquid in the diffuser. Please purchase the liquid at pet hospitals, online shops, etc. *Product Details* Product Type: Cat Healthcare Product Name: Diffuser Manufacturer: Virbac