Greenworks 48V 20" Battery-Powered Lawn Mower Two (2) 4.0Ah USB Batteries & Charger

"Cleaner cuts with up to 3 .250 RPM blade speeds. The Greenworks 48 (2x24V) 20” Push Mower features the most advanced power-cutting system in the industry. Where gas mowers bog down . our Intelligent Power senses grass conditions to send optimal power to the blade . maintaining a consistent speed and the cleanest cut through tall . thick . and wet grass. One PowerAll 24V battery works with 125+ Greenworks tools. From power tools to outdoor power equipment and lighting to floor care . there's no limit to what you can accomplish."