Shark Clean & Empty Cordless Stick Vacuum (BU3521INT) | Auto-Empty Dock

Powerful cordless cleaning, without the mess.

Meet Shark Clean & Empty, a lightweight cordless stick vacuum that auto?empties after every clean into a sealed, bagless base — so you can skip manual emptying. HyperVelocity suction handles dust, debris and pet hair across all floor types, while Anti?Hair Wrap helps prevent tangles for smoother cleaning. A sealed HEPA system captures 99.9%* of dust and allergens, and the auto?charging dock ensures your vacuum is always ready to go.

• HEPA Filtration & 500X Less Dust Exposure: Auto?Empty Dock and HEPA filtration capture 99.9%* of dust & allergens, effectively reducing airborne dust clouds. (*Based on ASTMF1977, down to 0.3 microns. **Based on third-party plume testing while emptying vs. manual empty).
• Auto-Empty + Auto-Charge Dock: Sealed bagless 1.3L Auto?Empty Base automatically empties and charges after every use. Enjoy up to 30 days of no manual emptying, always ready for next clean.
• Powerful All-Floor Pickup: 240W HyperVelocity suction thoroughly picks up fine dust, debris and pet hair on all floor types.
• Anti-Hair Wrap Technology: Self?cleaning brush roll actively prevents hair tangling during cleaning.
• Smart Floor Detection: Automatically adjusts brush roll speed for carpets and hard floors, delivering strong deep cleaning and gentle protection for delicate surfaces.
• Ultra-Lightweight Design: 30% lighter body reduces hand and wrist strain for longer, fatigue?free cleaning.
• Detachable Handheld Mode: Converts quickly for cleaning stairs, cars, upholstery and tight narrow spaces.