This cordless vacuum is powerful and convenient. The Hoover LiNX rechargeable stick vacuum uses WindTunnel technology and cyclonic filtration to outperform corded uprights on hard floors.* long-running 18-volt lithium ion rechargeable battery fade-free power; top performance until battery is completely drained handy battery fuel gauge lets you know when it's time to recharge uses three suction tunnels to lift and remove hidden dirt one-touch brush roll activation to transition easily from hard floors to carpet edge cleaning bristles, low-profile base and extreme recline handle for more thorough cleaning bagless operation with bottom empty dirt cup for less mess unique Wide Mouth Opening for quick vacuuming of cereal, pet food, etc. stands like an upright * Per ASTM F2607.