**Product Specifications:**
**Brand:** DESIGNAIR by Nail Air
**Model:** AIF
**Technology:** Nano antibacterial and antiviral air filter
**Recommended Model:** Orange color for formaldehyde removal and antibacterial and antiviral protection
**DESIGNAIRTM Technology:** Antibacterial and antiviral technology
**Compatibility:** Compatible with Xiaomi 1/2/3/2S/Pro air purifiers
**Features:**
- Nano antibacterial and antiviral coating
- High-efficiency elimination of various bacteria and viruses
- Protection against indoor pollutants exceeding standards
- Effective removal of PM2.5, pollen, dust mites, Staphylococcus aureus, H1N1 virus, TVOC, pet hair, secondhand smoke, formaldehyde, and other odors
- Composite structure with nano silver, nano slow-release chlorine dioxide, and plant enzyme additives
- Three-layer filter with pre-filter, high-quality filter material, and activated carbon
- H13 HEPA filter for particles smaller than PM2.5
**Technology Analysis:**
- HEPAIPS™ H13 filter
- ZeroHCHO™ formaldehyde removal formula
- Nano antibacterial coating
- H12 HEPA filter
- 900g activated carbon core for formaldehyde removal and odor elimination
**Certifications:**
- DESIGNAIRTM technology with >99.9% removal rate for H1N1/H3N2 viruses
- >99.99% removal rate for E. coli, Staphylococcus aureus, and Candida albicans
- >99.99% removal rate for particulate matter within 20 minutes
**Compatibility and Dimensions:**
- Compatible with Xiaomi/Mi air purifiers 1st/2nd/2S/3rd/Pro
- Filter size: Diameter 200mm, Height 293mm
**Filter Performance:**
- PM2.5 removal rate: 99.97%
- Formaldehyde removal rate: 98.3%
**Lifespan:**
- 4-6 months based on local AQI index and usage frequency
**Storage:** Shelf life of 3 years in unopened, dry, and light-protected conditions
**Filter Replacement Instructions:**
- Disconnect power and remove old filter
- Clean inside of the machine with a soft brush
- Insert new filter and close the casing
- Reconnect power and restart the machine
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