Our new MAËL diffuser has both an elegant and modern design and a great performance. Simply fill the water container to the maximum water mark level and add a few drops of your essential oils and the diffuser will spread a fine scented mist throughout your room. Setup / Operation Place the diffuser on a flat surface at the desired location Remove the lid/top to fill with water to the maximum mark. Add 5 to 10 drops of essential oils Close the lid Turn on the diffuser              The diffuser switches off automatically when the water container is empty MAËL diffusers can be set to operate for 1, 3, 6 hours or continuously It can last up to 10 hours with on load on continuous mode and up to 20 hours on intermittent mode when it goes on and off every 30s Please refer to the manual for further instructions _____ Maintenance Always switch the diffuser off and disconnect the plug before cleaning Never immerse the device in water but use a damp cloth if you want to clean the outside The ultrasound membrane should be cleaned regularly with a cotton swab, using a descaler such as lemon juice or other if it is clogged Power adapter not included