DESCRIPTION: Enhanced consistent suction power from innovative filter cleaning technology. Patented Bosch filter cleaning technology improves the consistency of suction power, reducing the frequency of manual filter cleaning. H13 HEPA filter captures 99.95% of fine dust particles (>0.3 micron). Increased lifetime of the main filter with a large surface pre-filter. Additional data: Max. Input power: 1,250 W, Weight: 9 kg, Container volume, net: 21 l, Dust class of wet/dry extractor: L, Rated input power: 1,250 W, Container volume, gross: 25 l, Container volume, net, water: 15 l, Dust bag volume, net: 20 l, Dust class: L, Filter surface area: 2,300 cm?, Max. airflow rate (turbine): 65 l/s, Max. vacuum pressure (turbine): 200 mbar, Wheels, number: 4.