1. Practicality: This replacement kit is designed for M40 / D110CN robot vacuum cleaners, ensuring a perfect fit and providing optimal performance for your device. It is a must-have home cleaning tool and an indispensable accessory for maintaining a clean and hygienic home environment. It is designed to effectively collect dirt and debris to that your floors are spotless. 2. Complete replacement kit: which can be used normally to and continuous performance. Its sturdy structure prevents rapid wear and tear, making it a reliable choice for daily cleaning, providing replacement parts for efficient cleaning. 3. Component set: It features a main brush suitable for all floor types, a side brush for enhanced corner cleaning, a true HEPA filter for capturing fine dust, and a microfiber cloth for floor cleaning. that you have enough replacements to keep your device running at its best for longer. 4. User-friendly installation: These accessories are designed for easy installation and can be