Ryobi 20 in. 40-Volt Brushless Lithium-Ion Cordless Electric Lawn Mower with 5.0 Ah Battery 20 in. 40-Volt Lithium-ion Brushless Cordless Walk-Behind Electric Lawn Mower with battery Brushless motor for increased runtime and GAS-LIKE POWER 20 in. deck and 2-in-1 for mulching and bagging