Essential Oil , Relax the Whole Body Aromatherapy Furnace Release Stress for Office for Friends for Family for Home Blue Specification: Condition: Brand New Item Type: Essential Oil BurnerGroove Water Capacity: 30ml Product description: As the temperature rises, the essential oil will slowly diffuse into the air along with the water . You can add essential oils dropwise according to your preferences. If you like a fragrance, you can add a few more drops. If you like a lighter one, You can add a few drops less. Package List: 2 x Essential Oil