Frequency: 113 ± 3 kHz ultrasonic transducer for precise microatomization. Function and operation: generates a fine mist by ultrasonic vibration on the water surface; can be paired with absorbent media (sponge or wick) to improve particle delivery and mist quality. Compatibility: designed for integration with standard humidifier and diffuser modules; suitable for DC005 humidifier perfumeatomizer setups. Size and durability: compact form factor; robust construction suitable for moisturerich environments; easy to install in small devices. Performance: stable frequency, consistent mist output, energy efficient. Use scenarios: In a compact home or office humidifier to diffuse fragrance while maintaining humidity. In desktop aroma diffusers or spa diffusers for essential oils and ambient scents. In smallscale diffusers for hotels or workspaces to provide even mist and fragrance distribution.