The Greenworks R0201043-00 Lawnmower Power Control Board helps regulate and distribute electrical power for compatible Greenworks lawn mowers. It works by controlling the flow of electricity between the battery, safety controls, and motor, supporting smooth startup, consistent blade performance, and reliable operation. Made to replace a faulty or damaged power control board, it helps ... https://www.wholetoolbox.com/greenworks-r0201043-00-lawnmower-power-control-board/R0201043-00.html