1. Advanced Hair Crushing Technology: Experience the innovative hair crushing technology of the roller brush, which is designed specifically for Dreame L10 L20 X30 Ultra X40 vacuum cleaner devices, this feature ensures minimal hair tangling and easy maintenance. 2. Durable Materials: Made of durable materials, the roller brush is built to last, providing longer durability and consistent performance. This reduces the frequency of replacement and maintains optimal functionality. 3. Practicality: This brush is designed specifically for vacuum cleaner devices to ensure a perfect fit and enhanced cleaning efficiency. Its precise design ensures thorough cleaning of all types of floors and surfaces. 4. Optimal Performance: Trust the authenticity and compatibility of the Dreame L10 L20 X30 Ultra X40 roller brush to maximize the performance of your Dreame robot vacuum cleaner. Ensure your vacuum cleaner device is running at its best. 5. Easy to Install and Safe to Use: The roller brush is not only optimized for compatibility, but also designed for easy installation. This ensures safe operation and optimal cleaning results, making it a reliable choice for your home cleaning needs.<br><br>Function: Consumables Use environment: Home use Colour:black Material:plastic<br><br>Package Contents: 1 * Roller Brush<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.