General description 11PCS accessory set for 3090 Robot Vacuum Cleaner designed for effective maintenance and cleaning. This set includes essential components that are easy to install and use, ensuring optimal performance of your vacuum cleaner. Technical specifications Package Contents: 1 x Main Brush 6 x HEPA Filters 4 x Side Brushes Material: Plastic Measurement allowed error: +/- 1-3 cm Usage The accessories are designed to effectively remove dirt, dust, and debris from corners and edges, making them ideal for homes with pets. The HEPA filter captures particles as small as 0.3 micrometers, improving air quality by reducing allergens. Other information It is recommended to replace spare parts every 2 to 3 months, depending on usage frequency, to maintain the vacuum cleaner's performance. Note that light reflection and different displays may cause color variations in the product images.