The SmartVac 464 walk behind sweeper can vacuum and sweep floors 10x faster than an upright vacuum. Its brush is self-leveling and can clean its own filter. This machine does include batteries.
Key Features of the SmartVac 464 includes:
Brush that will automatically adjust to any type of surface while cleaning
Self-cleaning filter
Battery operation of up to 2.5 hours
Only 55 dBa, so will not disrupt others while cleaning
Features a digital hour meter to measure productivity