According to Johns Hopkins, you may want to avoid diffusing oils around larger groups and young children because of the side effects of different oils.

It also comes with a remote control and a safety auto-switch that prevents it from overheating in case it runs out of water.

Promising review: “I wanted a diffuser that I could also use for a small light in the spa room I was working in and this one fit the bill. The light is pretty and peaceful and you can change the intensity of the mist in the diffuser. I was surprised the plug actually detached from the diffuser, but when I emptied it the first time I didn’t have to pick up a dragging plug, I just unplugged it from the body of the diffuser. I also forgot to empty it and left it for a few days and it didn’t get gross inside which was a huge relief.” —Katie

Get it from Amazon for $19.66+ (available in five colors and in a pack that includes essential oils).