General description The 4Pack Vacuum Filter Replacement Kit is designed for A10 HERO, A11 HERO, S11, and S12 cordless vacuum cleaners. This high-efficiency filter ensures powerful suction and improved cleaning performance, making it an essential accessory for maintaining your vacuum's effectiveness. Technical specifications Compatible models: A10 HERO, A11 HERO, S11, S12 Material: Plastic Package contents: 4 x Vacuum Filter Replacement, 1 x Brush Measurement allowed error: +/- 1-3 cm Installation Remove the old filter. Install the new filter in place for continuous cleaning performance. Usage Rinse the vacuum filter with water to remove dust and dirt buildup. Let the filter dry thoroughly before reinstalling. It is recommended to replace the pre-filter every 3-4 months for optimal cleaning results. Other information Color may vary slightly due to light reflection and different displays.