The Dewalt dcg414n-xj is a 54v xr flexvolt cordless 125mm angle grinder. The machine is supplied as a bare unit no batteries or charger supplied. The grinder has a switch type trigger with a 9000 rpm no load speed. The grinder has an electronic brake to stop the blade when the switch is disengaged. DCG414N-XJ 18v body only tool 125mm disc diameter m14 spindle thread switch type trigger 9000 rpm no load speed 2.18kg weight side handle, guard, blade wrench