General description This accessory kit is designed specifically for the Ultra/PRO sweeping robot, ensuring a perfect fit and function for your robotic vacuum. It is an essential upgrade for anyone looking to maintain their appliance in top condition. Technical specifications Model: For Ultra/PRO Material: Plastic Package Contents: 1 Main brush, 4 Ultral filters, 4 Pro filters Measurement allowed error: +/- 1-3 cm Installation Designed for hassle-free installation without the need for additional tools. User-friendly design allows for quick and easy replacement. Usage To maintain optimal performance, it is advised to clean the filters regularly and replace them every 1-2 months, depending on usage frequency. This routine ensures your vacuum operates at peak efficiency. Other information Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the actual product.