Battery-Powered Lawn Mower Kit, Drive Type Self-Propelled, Battery Platform 56V ARC Lithium(TM), Cutting Width 21 in, Deck Material Polycarbonate, Discharge Location Bag, Mulch, Side, Speed Settings Variable, Drivetrain Rear-Wheel Drive, Sound Level Not Applicable, Run Time 60 min, Recommended Yard Size - Maximum Not Applicable, Recommended Yard Size - Minimum Not Applicable, Number of Batteries to Operate 1, Number of Batteries Included 1, Number of Chargers Included 1, Battery Capacity 7.5 Ah