Purple version: sterilization, disinfection, anti-mildew.
Green version: Efficient addition of formaldehyde, suitable for new home decoration.
Blue version: Standard version, efficient dust removal, PM2.5.
Grey version: Upgrade activated carbon version, double filtration efficiency.
Specifications:
Color: purple / green / blue / grey
Material: Activated Carbon and HEPA filter material
Compatible Device: xiaomi air purifier 1/2/2C/2H/2S/3/3C/3H/PRO
Package Included: 1 x replacement filter
