Sphere will be the perfect companion to add a clean and relaxing touch to your interior while allowing you to enjoy the benefits of aromatherapy. Features Operates via a power outlet Diffuses a fine scented mist without heat, chemicals, or pumps.  Only requires tap water.  Disperses the benefits of essential oils.  Humidifying power.  Continuous diffusion for 9 hours.  Automatic shutdown. White LED light. Creates a warm ambiance. Instructions for use Fill the diffuser with water up to the indicated line and add 3 to 8 drops of your favorite Naturiste essential oil. Press the diffuser to turn it on and enjoy the benefits of aromatherapy at your fingertips.