1. Practicality: This replacement kit is designed specifically for the BBZ152EF robot vacuum cleaner, ensuring and providing optimal performance for your device. It is an essential household cleaning tool and an indispensable accessory for maintaining a clean and hygienic home environment. It is designed to effectively collect dirt and debris, ensuring that your floor is spotless. 2. Complete replacement kit: This kit can be used normally to service life and continuous performance. Its sturdy structure prevents rapid wear and makes it a reliable choice for daily cleaning, providing replacement parts for efficient cleaning. 3.2PCS filter set: equipped with front filter and rear filter. There are replacements available to keep your device in optimal operating condition for a longer period of time. 4. User friendly installation: These accessories are designed to be easy to install and can be quickly installed in your vacuum cleaner. The design meets production standards and is easy to install. Their design and model are precisely matched, and can be quickly replaced without professional assistance. 5. Maintenance suggestion: In order to maintain the performance and service life of the vacuum cleaner, it is recommended to regularly clean and replace accessories as needed. These accessories can optimize cleaning efficiency to the efficient operation of your vacuum cleaner, ensuring comprehensive and meticulous cleaning of every area the robot passes through. Function: Consumables Use environment: Home use Colour:Black & White Material:Plastic + Cloth Package Contents: 1 * front filter 1 * rear filter 1 * sponge