The Woofie diffuser scents your home and introduces you to aromatherapy, while adding a playful touch to your space. Why choose the Woofie diffuser? • Cold diffusion: ultrasonic technology creates a light mist, evenly dispersing aromas and maintaining an optimal humidity level. • Respiratory well-being: ideal for purifying and humidifying the air in a child's room. • Diffusion modes: continuous or alternating diffusion with colored LED lighting, reassuring nightlight function. • Simple use: plug in via USB, add water and essential oils, and enjoy diffusion with automatic shut-off. Operation: Fill the tank with water, add a few drops of essential oils, plug in the device (adapter not included), and turn it on. This product has a USB plug (power adapter is available in our store).