Saje Aroma Om Ultrasonic Diffuser with Essential Oils

This Saje Aroma Om ultrasonic diffuser comes with a power cord and is in its original box. Includes a collection of four 5ml essential oil blends: After the Rain, Into the Trees, Liquid Sunshine, and Refresh. Also includes a bottle of Lavender essential oil (9ml) and a bottle of Peppermint essential oil (5ml). When would someone use this? For creating a pleasant atmosphere at home or work.