The Greenworks R0200937-00 Lawn Mower Power Control Board manages electrical power for compatible lawn mower components during operation. This replacement board receives power from the mower’s electrical system and regulates its distribution to connected components. Proper operation supports consistent electrical control and normal mower functions. It can replace a faulty, damaged, or... https://www.wholetoolbox.com/greenworks-r0200937-00-lawn-mower-power-control-board/R0200937-00.html