Bissell Commercial BG9100NM-C Sweep-N-Go Cord-Free Electric Rechargeable Sweeper with Nickel Metal Hydride Battery Pack of 4 Less bulky than typical vacuum cleaners; well suited for quick cleanups^Weighs 3.9 pounds; has rechargeable battery; can operate for up to 90 minutes on one charge^Motor's geared vacuum belt has teeth to help prevent slippage^11.5" cleaning path; roller brush and wheels have been laser-balanced for smooth operation^Dust bin has 17-ounce capacity and can be removed for emptying; wall mount enables storage