Use Instructions: Remove warmer from wall outlet. Remove refill from warmer and screw cap onto empty fragrance bottle. Unscrew cap from new fragrance bottle and insert into warmer until "click" can be heard. Plug upright into outlet. Rotate plug if needed. Unit will leak if plugged in sideways or upside down. When unplugged, keep unit upright. Adjust fragrance intensity by rotating dial on top warmer. Largest mark=max. setting.
Always refer to the actual package for the most accurate information