**Device for Sale: 3M Filtrete Air Purifier (from Sacco)** • Effective 3-in-1 technology from 3M to improve air quality • Captures 99–99.9% of dust, pollen, pet dander, odors, and fine pollutants • Suitable for rooms up to 34 m2 • Quiet operation and easy to use • Equipped with an indicator that shows when to change the filter • Internal filter needs to be replaced every 3–6 months depending on usage (filter available at Sacco) **Air Purifier for Sale: Samsung Air Purifier** • Smart air purifier from Samsung, suitable for medium to large rooms • Advanced filtration technologies include carbon and molecular filters to purify air from dust, odors, and pollutants • Instant air quality sensor and automatic activation of Auto Mode for monitoring control • Quiet operation with "wind-free" technology to ensure sleeping comfort