Motor protection filter Protects motor operation by preventing dust from entering the motor, reducing wear and extending life. HEPA filter Intercepts dust and debris to keep suction channels clear, helping maintain suction power when cleaning various areas. Vacuum filter Reduces maintenance needs; regular replacement lowers the risk of machine failure and keeps performance stable. Exhaust filter Filters irritants from exhaust air, reducing discomfort in daily life and making indoor air more comfortable. Compatibility and characteristics Size and materials vary by model; refer to your device's filter replacement guide to ensure the correct fit. Use scenarios Daily household cleaning: maintains consistent suction on carpets and hard floors while protecting the motor from dust ingress. Homes with pets or allergies: helps reduce fine dust and irritants, contributing to better indoor air quality. Small offices or shared spaces: supports reliable suction and cleaner air during routine maintenance and cleaning tasks.