General description The 8 Pack True HEPA Replacement Filters are designed for compatibility with RIGOGLIOSO GL2103, JINPUS GL2103, and LTLKY 900S Desktop Air Purifiers. These filters utilize a 3-stage filtration system to ensure clean air in your environment. Technical specifications Filter Type: H11 True HEPA Filtration Stages: Pre-filter, True HEPA filter, Activated Carbon filter Filtration Efficiency: Captures 99.97% of dust, hair, pet hair, smoke, and cooking odors Replacement Cycle: Recommended every 3 months Color: White + Gray Material: Plastic Measurement Error: +/- 1-3 cm Installation Easy to install in just a few steps Usage For optimal performance, replace filters every 3 months Other information Package Contents: 8 x HEPA filters Note: Light reflection and different displays may cause slight color variations