For H132 air purifier replacement filter: Use only with H132 air purifiers to maintain optimal performance. Remove the plastic packaging before installation to prevent damage to the unit. 3-Stage filtration system includes a pre-filter, true HEPA filter, and activated carbon filter. Effectively captures 99.97% of airborne particles such as dust, pollen, smoke, odors, pet dander, and particles as small as 0.3 microns, including PM2.5. Ideal for individuals sensitive to air quality. Filters are sealed to help extend service life. Replace every 6 months for best results. Color: Black+White. Material: Plastic. Size: Approximately 192 x 183 x 63mm. Package includes: 1 x Air purifier filter. Light and display differences may cause slight color variation between image and actual item. Measurement may vary by +/- 1-3cm.