Humidifiers and diffusers: Air humidifiers with built-in essential oil diffusers. Simply add the essential oil directly to the water tank and enjoy your favorite fragrance at home. Perfect for bedrooms, offices, dormitories, etc.
To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyzes reviews to verify trustworthiness.