Self-Propelled technology for user convenience Rear wheel drive for increased traction Powerful brushless motor delivers gas-like power Load sensing technology maximizes power and efficiency 6.0 Ah high-capacity battery for extended run time Push button for hassle free starting Easy-lift lock-and-release bagger for single motion bag removal Collapsible telescoping handles for compact storage 7-position, single-point height adjustment from 1.5 in. to 4 in. 3-in-1 mulching, bagging and side discharge capability (side discharge accessory sold separately model, AC040VSD01) High-intensity LED headlights On-board battery storage compartment for easy battery exchange 5-year limited warranty, 90-day no risk satisfaction guarantee Up to half an acre per charge