We provide 24-hour customer service online. If you are not satisfied, you can get a refund within 30 days. Good customer service and product stable quality are always our highest requirements for ourselves. Shuts Off Automatically When The Water Runs Out. BPA Free! Ensure 100% safety with BPA free material. No harm for baby. A health home for your lover. Portable for Home, Yoga, Office, Spa, Bedroom, Baby Room. Perfect gift idea for family and friends who love aromatherapy or can benefit from Aromatherapy healing. 7 Soothing LED Light: The color can be cycled through or set it to one fixed color. Press the button for 3 seconds light turn off. Easy to use. Soft light creates a calming and romantic atmosphere. Extra fine ceramic filter filters and ADVANCED Ultrasonic Diffusing technology which produces vibrations at a frequency of 2.4 millions times per second breaks water and essential oils into extremely fine micro-particles. Ensures the integrity of the essential oils' beneficial molecular structure and allows for ease of healthy bodily absorption. Perfect for masking stubborn smoking and pet odors, get great and peaceful nights' sleep surrounded by the aromatic fragrance. THE ROUND RICH ADVANTAGE: Quiet and Healthy.The Fog is more fine and more uniform,spread quickly. Not only has a humidification,aroma,night light function is a grade of the crafts.