Kobalt 40-volt 20-in Cordless Self-propelled Lawn Mower 5 Ah (Battery and Charger Included) in the Cordless Electric Push Lawn Mowers department at Lowes.com
WORX WG751.3 40V 20" Push Lawn Mower with Grass Collection Bag and Mulcher (2 x 4.0 Ah Batteries and 1 x Charger) Black WG751.3 - Best Buy
RYOBI 40-Volt 18 in. 2-in-1 Cordless Battery Walk Behind Push Lawn Mower with 6.0 Ah Battery and Charger RY401101 - The Home Depot