The AcerPure Cool C2 is a 2-in-1 Air Purifier & Circulator, it cleans the air then the fan helps circulate it round your room to keep it feeling fresh.The 4-layer filter is capable of removing allergens, particles and odours, with smart sensors that can adjust the purification rate based on air quality. Features: The 4-in-1 filter features multiple layers designed to remove different particles and microbes, including dander, bacteria, dust and odours The HEPA+ & HEPA 13 filter layers help keep you healthy by removing up to 99.99% of bacteria, viruses, ultra-fine dust & allergens (PM 0.3) The integrated fan has 90° vertical & 80° horizontal oscillation and produces airflow up to 12m, ensuring it can cool the entire room The laser particle sensor and gas sensor continuously monitor air quality and automatically adjust the speed The Clean Air Delivery Rate of 324m³ makes the P2 suitable for use in rooms up to 45m² (˜485ft²) in size When running in Quiet Mode, the noise level drops to