1. the vacuum cleaner dust container, accessories for fixed sealing ring at the of the bottom lid, compatible with Dyson V10, SV12, V11, V15, SV14, SV15, SV22. 2. STRONGER SUCTION POWER: If the dust container is full or has not been replaced for a long time, it will affect the suction power of the vacuum cleaner. the dust container to prevent clogging by dust. Smooth air circulation ensures suction, effectively capturing dust, hair, and other debris. 3. More Thorough Cleaning: After replacing the vacuum cleaner dust container and enhancing suction power, dust and dirt can be effectively removed from floors, corners, furniture crevices, and other areas, minimizing residue and creating a cleaner home environment. 4. Extend the Life of the Vacuum Cleaner: An overfilled or clogged dust container increases the motor's workload. Prolonged strain accelerates engine wear and may lead to burnout. Replacing the dust container reduces motor load, extending the vacuum cleaner's lifespan. 5. Reduce the Risk of Failure: Regularly replacing the dust container helps maintain internal conditions, minimizing the risk of component failures caused by dust buildup, such as clogged air ducts or damaged filters. This lowers the likelihood of malfunctions, reducing maintenance costs and downtime.