- Efficient filtration and capture of fine dust: The high-density filter traps dust, hair, and other deposits effectively, cleans the exhaust air, and helps protect indoor air quality. - Maintain suction power and stable performance: Prevents dirt and debris from clogging the air channel, ensuring the vacuum maintains strong suction and consistent cleaning performance. - Economical and practical, cost-saving: Adapts to multiple specifications for different scenarios; a backup filter element reduces temporary procurement costs and offers greater cost efficiency. - Universal replacement, worry-free and effortless: Uniform specifications compatible with multiple models; a complete solution for replacing filter elements across several devices, convenient and hassle-free. Use scenarios: - Homes with pets or children, to capture hair, dander, and fine dust and maintain clean air. - Allergy-conscious environments, for improved indoor air quality and easier maintenance. - Settings with multiple vacuum models, providing a universal replacement option to simplify procurement and maintenance.