Feature●Replacement filter for smoke cleaner: This replacement filter element has been specially developed for the WIZMAKER smoke cleaner and must be used in conjunction with the WIZMAKER smoke cleaner. If it is a different brand air purifier, please contact WIZMAKER customer service in advance.●🍃【8-Layer Structure & 99.98% Smoke Removal Rate】: The filter element features eight filter layers with protective metal mesh, composite electrostatic filter cotton, H12 grade HEPA filter and high-quality activated carbon. Ensure smoke cleaners work efficiently with an air purification rate of up to 99.98%.●Longer service life: If your laser engraving machine cuts wood for three hours a day, a single filter element can work continuously for 3-6 months. In addition, a single uninterrupted working time can reach 260 hours, giving you long-term, efficient protection.●Easy to replace: just three steps, no disassembly of the circuit required and the filter element can be quickly replaced in one minute.●High quality: each replacement filter from WIZMAKER undergoes rigorous testing before leaving the factory. We provide a 2 year warranty and lifetime technical support. If you have any questions, please feel free to contact us. *Note: WIZMAKER replacement filter does not include the smoke cleaner.Description