40V HP Brushless 20 in. Cordless Battery Walk Behind Push Mower with 6.0 Ah Battery and Charger + extra battery & charger $250 Thumb Score: 0 Comes with an extra battery & charger. Doesn’t say what size the battery is, though. I don’t know if it is hackable. https://www.homedepot.com/p/RYOBI…/317061059 Slickdeals Hot Deals Forum