Smartmi Air Purifier 2 Filter - Odour Stopper, Activated Carbon Filter and Preliminary Filters, H13 True HEPA Filter.

The Smartmi Air Purifier 2 Filter is designed primarily to absorb Particulate Matter (PM), harmful elements from both outdoor and indoor environments such as cooking, cleaning, secondhand smoke, and home furnishings, contributing to overall health.The filter incorporates a three-stage purification system:1. Preliminary Pre-Filter - works in tandem with the other stages to capture the majority of airborne particles.2. H13 True HEPA Filter - successfully captures 99.98% of particles in the air, including dust, pollen, pet dander, smoke, and odours, ensuring a safe and healthy environment, especially for those with asthma and allergies. It has a CADR (Clean Air Delivery Rate) of Dust 224 CFM, Pollen 206 CFM, and Smoke 224 CFM.3. High-Efficiency Activated Carbon Filter - Has an increased carbon weight of 300g, 50g more than the previous model. Its unique design ensures better deodorization and a larger contact surface with air, making it more efficient and durable. The filter effectively removes Volatile Organic Compounds (VOCs) and large contaminants.Impressively efficient, the filter refreshes the air in spaces as large as 517 ft?/ 45 m?three times every hour, purifying the air down to 0.08 micrometers in size with a CADR of 380 CFM. It ensures clean and fresh air in your home, eliminating all airborne pollutants.The filter has a long life of up to 7200 hours or 6-12 months. Replacing the old filter with a new one is simple and does not require any additional tools - it takes less than a minute. You can monitor the filter lifespan on the accompanying app, which will alert you when the filter is at 10% or less of its lifespan. This feature makes maintaining your air purifier easy and convenient.