ALWAYS DRAIN FULLY AFER USE NOT FOR DIRECT INHALATION - Use in a well-ventilated area. DO not aim mist at eyes, face, or respiratory tract. DO NOT use alcohol, perfume, detergents, disinfectants, oily liquids, or unknown chemicals. Water / Aroma Use - Use CLEAN or DISTILLED water. For aroma mode, use only water-soluble fragrance liquid or essential oil for ultrasonic diffusers. (Recommend ratio: 1-2 drops per 100 mL) Features: Water-based mist outputNon-oil tracer design that produces a consistent smoky visual effect while reducing residue and maintenance requirements. No heat generationFully heat-free tracer operation, improving safety and long-term durability. Safety-focused designNo combustion, no flammable materials, and no thermal components involved during operation. Automatic drying functionBuilt-in self-drying mechanism that helps reduce internal moisture after use, improving long-term stability