The Shark BU3521UK Clean & Empty Cordless Vacuum Cleaner offers powerful and convenient cleaning with minimal maintenance. Featuring an Auto-Empty base, this innovative vacuum can store dirt and debris for up to 30 days, so you don’t have to empty it frequently. While stored on the base, the vacuum charges effortlessly, ensuring it’s always ready for use.

The brush roll automatically adjusts to clean both carpets and hard floors efficiently, making transitions seamless. Designed with Anti-Allergen Complete Seal, the BU3521UK captures and contains up to 99.9% of dust and allergens, ideal for allergy sufferers. Equipped with LED headlights for improved visibility, this vacuum is perfect for cleaning in dimly lit areas. The detachable handheld feature and two included tools provide versatile cleaning options to tackle a range of surfaces and spaces, helping keep your home spotless.

Key Features:

• Auto-Empty Base: Stores dirt for up to 30 days for hassle-free maintenance.
• Automatically Adjusting Brush Roll: Cleans carpets and hard floors with ease.
• 2 Tools Included: Provides flexibility for different cleaning tasks.

The Shark BU3521UK ensures efficient, deep cleaning with smart technology and convenient features, making it a must-have for any household.