yes. Class 11 trademark germicidal lamps for air purification use photocatalyst to excite oxygen into negative oxygen ions, decompose and oxidize organic substances and some inorganic substances harmful to human body or environment, and achieve the function of air purification. The application scope of germicidal lamps for air purification is kitchen range hoods, water heaters, stage foggers, etc., so class 11 trademark germicidal lamps for air purification can be used for smoking machine products. The germicidal lamp for air purification is widely used in hospitals, buses, offices, families, etc. It can purify the air, eliminate the musty smell, and also produce a certain amount of negative oxygen ions.