The Milwaukee? M18 FUEL? 21" Self-Propelled Dual Battery Mower delivers the Best Cut Quality, More Max Torque than 200cc Gas, and Full Throttle Under 1 Second. The M18 FUEL? Mower is designed to meet the performance, durability and ergonomic needs of the landscape maintenance professional. The optimized steel deck design paired with higher blade speed allows the mower to achieve superior air flow and increased lift to deliver the Best Cut Quality in Mulching, Bagging and Side Discharge applications. The POWERSTATE? Brushless Motor delivers More Max Torque than 200cc Gas to take on the most demanding mowing applications. The REDLINK PLUS? Intelligence enables full-circle communication between the tool and battery, which allows for unmatched levels of performance, protection, and productivity. The advanced electronic package also delivers an instant throttle response on both the blade and drive motors to reach Full Throttle in Under 1 Second which increases user control and productivity. The M18? REDLITHIUM? HIGH OUTPUT? HD12.0 Battery Packs allow for up to 60 minutes of run-time and 1/2 acre of cutting when removing 1" of grass at a 3 MPH self-propelled pace. The Variable Speed Self-Propelled offers speeds between 0 - 4 MPH and the Active Speed Management Paddles allow users to easily adjust their walking pace while in operation to increase control. The M18 FUEL? Mower features a Steel Deck, 3-in-1 Grass Management, Single Point Height Adjustment, High Lift Mode, Front & Side LED Lights, Vertical Storage, and 2 Deck Handles. The M18 FUEL? 21" Self-Propelled Dual Battery Mower is part of the M18? System which is fully compatible with over 200 solutions. This tool kit includes (1) M18 FUEL? Mower (2823-20), (2) M18? REDLITHIUM? HIGH OUTPUT? HD12.0 Battery Packs (48-11-1812), (1) M18? Dual Bay Simultaneous Rapid Charger, (1) Mulch Plug, (1) Grass Bag, and (1) Rear Side Discharge Chute.