feliway plug-in diffuser for cats (Fords Farm RG31)

For calming cats. It is for a vial of a synthetic copy of the feline facial pheromone used to mark their territory. It helps to comfort and reassure them so they are able to cope with challenging situations and helps to reduce stress. No longer needed. No longer have a cat!
Diffuser only, no vial. Refills are available and should fit (see example link here - https://rspcahalifaxhuddersfieldbradford.org.uk/product/feliway-refill-pack...)