The Greenworks R0202568-00 Lawnmower Power Control Board manages electrical functions to support consistent lawn mower operation. It receives signals from the mower controls and regulates power to compatible components as needed. This helps coordinate motor operation and other electrical functions, depending on the mower model. A properly working control board supports steady performa... https://www.wholetoolbox.com/greenworks-r0202568-00-lawnmower-power-control-board/R0202568-00.html