Yes, all 3 According to the description: Filters 99.5 % of particles as small as 0.003 micrometres. The 3-layer filtration with NanoProtect HEPA, activated carbon and pre-filter captures 99.5% of ultra-fine particles as small as 0.003 microns (3) to protect you from PM2.5, bacteria, pollen, dust, pet dander, odours and other pollutants. Certified by the European Centre for Allergy Research Foundation (ECARF).

I didn't buy it for myself, but for a colleague. He has all these filters and is completely satisfied with them. The activated charcoal filter was a must-have for him. The information about the short cleaning time is also correct. He also has it in his bedroom. It is really suitable for sleeping.

Yes, it has 3 filters on purchase

The 3 in one