Only 4 layers of filters, no ashtray, only for STOP ONE Aluminum Smokeless Ashtray El-AL1
Four layers of filters: The first layer is the primary filter to filter wool, large particles, and dust. The second layer of nano-mineral crystal layer filter can effectively remove the smoke and odor in the air. The third layer of the HEPA filter removes micron-level particles. The fourth layer of an activated carbon filter to remove oil fume and nicotine in the air
Powerful purification ability: 4-layer filter design uses a HEPA filter, with an efficiency of 99.7% for 0.1 microns and 0.3 microns, which can effectively filter smoke, dust, and bacteria.
The STOP ONE filter is a consumable and can be replaced according to the time of use. The normal filter usage time is about 800 hours. The service life depends on the number of cigarettes filtered. It is recommended to replace the filter every 3 months
Sealed package and the replacement operation is simple and convenient, just take out the old filter and directly install the new filter to complete the replacement
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