Compatible Model: Levoit LV-H132 air purifier filter, compatible with LV-H132-RF, helping maintain optimal air purifier performance. Good function: Genuine HEPA filter and activated carbon filter remove 99.97% of dust, smoke, pet dander, and other airborne particles, promoting cleaner indoor air. Tips: Replacement filters should be changed every 6 months for best results. Remove filters from plastic packaging before installation. Contents: 2 activated carbon filters and 2 HEPA filters. Easy to install with no tools required. Note: Measurements are manually taken; please allow 13 cm variation. Color may vary slightly due to lighting and screen display differences. Actual product may vary slightly from images. Delivery Quantity: As shown in the main image.