Features▲ Fine particles: large fog, fine atomized particles, particles can reach 1-5 m, drug absorption more fully ▲ High speed: microporous spray tablets, atomization speed 0.2ml/min ▲Quieter: with piezoelectric components, quieter design with low noise ▲ Flashing light: green light means normal operation, red light means no power or insufficient voltage ▲ Energy-saving and environmental protection: skin-friendly and environment-friendly, the mask adopts PP (polypropylene) as the main material, without DEHP (plasticizer/plasticizer)