The 80V Self-Propelled SmartCut Mower offers 45 minutes runtime (4.0Ah battery) and features SmartCut technology to auto-adjust power for optimal cutting. Its 21-inch steel deck and brushless motor handle tough grass effortlessly, while rear-wheel drive and variable speed control ensure traction on uneven terrain. Customize cuts with 7-position height adjustment and 3-in-1 versatility (mulch, rear bag, side discharge). Store vertically to save 70% garage space, and enjoy quiet, gas-like performance with zero emissions. CORDLESS LAWN MOWER �C Get more done, faster, with Greenworks electric lawn mowers. This 80V self-propelled mower provides the power you need with up to 45 minutes of run-time on a fully charged 4.0Ah battery (varies based on grass condition and operator technique) DURABLE 21�� STEEL DECK �C The 21�� steel deck allows you to handle large areas of grass quickly and easily. Brushless motor provides more torque, quiet operation, and a longer life. SELF-PROPELLED �C Rear wheel drive and variable speed control for maximum traction, maneuverability, and control INNOVATIVE SMARTCUT TECHNOLOGY �C Senses grass and auto-adapts power for the perfect cut. VERSATILE �C Single lever, 7-position height adjustment for the best cut in all environments. The 3-in-1 design allows you to mulch, rear bag, or side discharge your grass clippings MAINTENANCE FREE �C This self-propelled lawn mower is virtually maintenance free, with no gas, no oil, and no emissions. Push button start, quiet operation, and delivers gas-like performance. Use up to 70% less space in your garage with vertical storage