Quickly mow up to 1.25 acres on a single charge . then fully recharge batteries in less than 3 hours with the Greenworks 60V 30?? 16 HP Electric Battery-Powered CrossoverT Lawn Tractor with (2) 8.0 Ah . & (2) 4.0 Ah Batteries and 600-Watt Charger. Never bog down in tall . thick . or wet grass . thanks to the high torque cutting motor. Feel the unmatched power with standard wheel steering and two high-torque brushless hub motors that mow at speeds up to 6 MPH. Greenworks unrivaled Intelligent Power combines brushless motor technology . cutting . drive . control . and battery systems to sense and auto-adapt power for the job at hand with a power output equivalent to a 16 HP gas-powered motor. Includes (2) 8.0 Ah . & (2) 4.0 Ah Batteries and 600-Watt Charger. Battery is compatible with 75+ Greenworks 60V products.