Open the Lid: Gently remove the wooden-textured top cover.Add Water: Fill the tank with clean water up to the marked level.Add Essential Oil: Add 5–10 drops of your favorite essential oil.Close and Power On: Replace the lid and press the power button.Adjust Mist & Light: Use the control button to toggle between mist modes and LED light settings.Enjoy: Let the diffuser fill your space with soothing aroma and ambient light.