We purchased this for our baby's room when she was teething and having trouble sleeping at night. The plug-in itself is great because you can adjust the intensity of the aroma; you can also insert one VapoPad or two, which further controls the intensity. It also has a soft green night light.The VapoPad has very soothing aromatic vapors: Rosemary Oil, Eucalyptus Oil, and Lavendar Oil. These aromas are all ideal for calming, relaxation, and sleeping. The unit com..