Included with this filter is the pre-filter

The nickel-metal-hydride battery is located on the back of the sweeper

Tilt Sensor

housing and cover

Hoover Type S Allergen Filtration Canister Vacuum Bags, 3 Pack Genuine Hoover Parts Sanitaire Brush Bar Included with this filter is[custom_html] Designed to help you maximize the allergen filtration power of your Hoover vacuum, these genuine Hoover Type S allergen filtration vacuum bags feature an intuitive filter architecture that captures the most common household allergens. Do away with pollen, mold spores, fine dust, pet dander, and more! Get the allergy relief you deserve with these genuine Hoover Type S allergen filtration vacuum bags. Specifications: What's in the box: 3