BD-BHFEA640WG-GB ? Most Suction Of any Black+decker Cordless Stick Vacuum A powerful brushless motor helps deep clean your home ? Edge Cleaning Technology - helps clean the edges and sides of your rooms Handheld Capability - easily converts to a hand vacuum for cleaning stairs, furniture + hard-to-reach areas. Anti-allergen Sealed Filtration System - 6-stage filtration captures 99.9% of dust particles (0.3 Microns or greater) Anti-tangle Beater Bar - helps to reduce hair wrap, allowing you to spend more time vacuuming and less time cutting out hair ? Pet-hair Solution - powered pet-hair head, crevice tool, 2 in 1 brush, & pet-hair brush attachments for versatile cleaning ? Large 750ml Dustbowl - designed for easy emptying between cleaning ? Cyclonic Filtration - helps keep your filter clean to maintain suction performance Washable Filter - wash + replace every 6 months for optimal suction performance