Shark Cordless Stick Vacuum with Auto Empty System BU3521UK

Meet the cordless vacuum that empties itself, so you don’t have to.

Forget about emptying for weeks at a time. Every time you finish cleaning, Shark Clean & Empty automatically deposits the dirt into a completely sealed base unit that holds dirt and debris for up to 30 days. No more manual emptying after every clean – simply return the vacuum to the dock and let the hands-free Auto-Empty System empty the cordless vacuum’s dust-cup into a large bagless base.

Seals away dust & debris. Inside the base, fine dust particles are sealed away after every clean – perfect for homes with pets or allergies. Anti-Allergen Complete Seal captures and traps up to 99.9% of dust, allergens and irritants inside the base, keeping them out of the air you breathe.

Holds up to 30 days of dirt & debris

Forget trips to the bin every time you vacuum. After every clean, this Auto-Empty vacuum automatically deposits dirt and debris into a completely sealed base unit – so you can forget about emptying for up to 30 days.

Traps up to 99.9% of dust & allergens

Inside the base, Anti-Allergen Complete Seal captures and traps up to 99.9% of dust, allergens and irritants, keeping them out of the air you breathe. Perfect for homes with pets and anyone with allergies.

Always ready, always charged

Charging while stored on the dock, your cordless vacuum is always charged, always empty, and always ready for the next clean.

Lightweight & manoeuvrable

This 30% lighter vacuum delivers powerful cleaning throughout your home, with a detachable handheld vacuum and a self-cleaning brush-roll that auto-adjusts to deep clean all floor types.

HyperVelocity accelerated suction power delivers powerful cleaning on all floor types.

Charging while stored on the dock, your cordless vacuum is always charged, always empty, and always ready for the next clean. Enjoy up to 40 mins of run-time per charge.

This agile cordless stick vacuum is 30% lighter, so you can enjoy powerful cleaning throughout your home.

Auto-adjusts for all floor types. Perfect for all floor types, the brush-roll automatically optimises speed for deep carpet cleaning, and gives you continuous cleaning contact on hard floors. Anti Hair Wrap Technology actively removes hair from the self-cleaning brush-roll as you vacuum, helping to keep it free of tangles.

Clean anywhere. Instantly detach the handheld vacuum to easily clean using the included Crevice and Pet Tools. Easily remove dust, dirt and pet hair from sofas, furniture, the car and more, and extend your reach up high with the wand.

Designed to make cleaning easier. Quiet Mode provides the option to dock and charge silently, and leave the emptying for later. Powerful LED lights on the floorhead illuminate hidden debris around your home. Easily view remaining battery life and cleaning mode on the LED display.

For your peace of mind, Shark offers a free 5-year guarantee (upon registration with Shark, 2 years for batteries, UK & ROI only).

The Shark BU3521UK Clean & Empty Cordless Vacuum Cleaner is designed with an Auto-Empty base that stores dirt and debris for up to 30 days, eliminating the need for frequent emptying.

This cordless vacuum charges effortlessly while stored on the base, providing continuous cleaning power. The brush-roll adjusts automatically to efficiently clean both carpets and hard floors. Additionally, the vacuum’s Anti-Allergen Complete Seal captures and contains up to 99.9% of dust and allergens.

Equipped with LED headlights for improved visibility, this vacuum offers versatile cleaning with detachable handheld and a range of accessories for various cleaning needs, helping to keep your home spotless.