Customer Reviews

Rated 4.4 out of 5 stars.

258 Reviews

Customers say

Customers praise the product for its lightweight design and ease of use, making cleaning effortless. Its strong suction power effectively tackles dirt and debris on various floor types. The auto-empty system is a highly appreciated feature for its convenience. However, some users report that the battery life is not as long as expected, particularly when using higher suction settings.

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At a Glance

Overall Product Weight: 12.3 lb.

Cordless

Converts to Handheld

5 Year Warranty

Shark Clean & Empty Cordless Stick Vacuum & Auto-Empty System, HEPA Filtration BU3521

Name: Shark Clean & Empty Cordless Stick Vacuum & Auto-Empty System, HEPA Filtration
Brand: Shark
SKU: SAK10331
Price: 299.99 USD
Availability: InStock
Rating: 4.38 (258 reviews)

ByShark

Get $40 off your qualifying first order of $100+** with the Wayfair Credit Card! Offer ends 8/10/2026. **

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About This Product

Meet the new Shark Clean & Empty Cordless Stick Vacuum & Auto-Empty System. Clean & Empty features a redesigned auto-empty base and a lightweight design for versatile cleaning. The auto-empty system is Always Ready, Always Charged, Always Empty & ready for the next clean. With an auto-adjusting brushroll, clean with convenience and power on any surface.

Features

ALWAYS READY, ALWAYS CHARGED: Automatically empties and charges while docked, so it's ready for the next clean. No more manual emptying after every clean.
LIGHTWEIGHT MANEUVERABILITY: The redesigned cordless vacuum is 30% lighter* vs. Shark Vertex Pro (vs. IZ662H.)
REMOVABLE HANDVAC: Transforms into handheld vacuum for lightweight above floor cleaning.
UP TO 40 MINUTES OF RUNTIME*: Deep clean your whole home with up to 40 minutes* of runtime. (*In ECO mode, measured at the hand vacuum.)
500X LESS DUST EXPOSURE** VS. TRADITIONAL EMPTYING: Fine dust and debris get sealed away after every clean, keeping them out of the air you breahe-- no more dust clouds. (**Based on third-party plume testing while emptying vs. manual empty.)

Other Dimensions

Overall Dimensions: 43.5'' H X 10.43'' W X 14.69'' D
Path Width - Side to Side: 10.43'' W
Overall Product Weight: 12.3 lb.

Details

Power Source: Battery Operated / Cordless
Product Type: Stick Vacuum
Compatible Floor Type: Hardwood, Carpet
Pieces Included: Crevice Tool, Extension Wand, Filter, Charging / Docking Station, Pet Tool, Pet Attachment / Tool
Wattage: 240 Watt
Imported: Yes
Battery or Batteries Included: Yes
Color / Finish: White
Material: Plastic
Voltage: 120 Volt
General Features: Batteries Included, Converts into Handheld Vacuum
Built-In Features: Wireless, Self-Cleaning, Headlights, Light Up Display, Cordless, Comfort Grip Handle
Vacuum Run Time: 40 minutes

Warranty

Product Warranty: Yes
Commercial Warranty: No
Full or Limited Warranty: Limited
Warranty Length: 5 Years

30-Day Return Policy

Not loving it? We offer returns for most items within 30 days of delivery for a refund or store credit.

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Customer Reviews

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Description

Specifications

Return Policy

Shark Clean & Empty Cordless Stick Vacuum & Auto-Empty System, HEPA Filtration BU3521

30-Day Return Policy

Services