Gisa Wellness 300ml High Capacity Cool Mist Humidifier and Essential Oils Diffuser for Kids with Night Lamp and 3 Timer Settings and Automatic Shut-off (BLUE) NB: EU Power Supply - it requires an American power adapter! Ultrasonic Aroma and Essential Oils Diffuser for Aromatherapy. It uses ultrasonic technology (cool mist, no heating), blending water and few drops of pure essential oil (no synthetic oils) Long continuous Mist. It lasts up to 6 hours in continuous mode and automatically shuts-off when water runs out for your safety 300 ml - High Capacity Cool Mist Humidifier. It refreshes and moisturizes the air in rooms up to 550 square feet helping your babies breathe in cold and dry seasons. Adding several drops of your favorite essential oil make your kids room fragrant. 3 Adjustable Timer Settings: alternating 30 min on to 30 min off / 60 min for nap time/ continuous mode. Funny design and integrated night light for children's rooms