The "MIO" battery powered, portable diffuser. This new compact diffuser is ideal for office use, bedside use, or for travel. It operates on 2 standard AAA batteries and runs quietly. It has reusable absorbent cotton pads. Simply place your Essential Oils on the cotton pad and insert, the lid flips open and serves as a stand, turn it on and the battery powered fan diffuses the Essential Oils from the cotton pad inside. Folds up for storage and travel. Comes with 5 cotton pads, and batteries are included.