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Dual-band UV Bulb （185 nm/253.7 nm):
Disinfection principle: 254 nm ultraviolet rays kill bacteria by irradiating the DNA of microorganisms, 185nm ultraviolet light can change O2 in the air into degree O3 (ozone).
Ozone has a strong oxidizing effect and can effectively kill bacteria. The dispersibility of ozone can just make up for the shortcomings of ultraviolet rays that only spread along a straight line and disinfection.