This compact essential oil diffuser provides a gentle mist and soft white ambient light. Ideal for nighttime diffusion. Covers up to 330 square feet. Features 1, 2, and 4 hour settings. Comes with a power cord. Directions: Pick an essential oil that fits your mood. Add water to your diffuser and a few drops of your choice of essential oil. Replace the lid, turn the diffuser on, and enjoy! Smoke free and pet free home.