Greenworks 2 x 24V (48V) 21″ Brushless Cordless Self-Propelled Lawn Mower, (4) 4.0Ah USB Batteries and (2) Dual Port Rapid Chargers

Two Greenworks 24 VOLT POWERALL batteries combine for 48 VOLTS of exceptional, better than gas power without leaving the 24 VOLT battery platform
Up To 70 Minutes Run-Time With 4 Fully Charged 4Ah USB Batteries. Run-Time Varies Based on Grass Condition and Operator Technique. Dual Port Charger Included
Highly efficient brushless motor provides more torque, quiet operation, and longer life