WORX WG771 56V Lithium-Ion 3-in-1 Cordless Mower with Locking Caster Wheels, 19-Inch, (2) Batteries and Charger Included Caster wheel design with one-touch locking system provides superior maneuverability Steel cutting deck with premium mulching capabilities Intellicut technology for extra performance 2 removable/detachable batteries that can cut up to 9,400 sq. Feet per charge One-Touch fully collapsible handle and compact stand up storage