BATTERY AND CHARGER SOLD SEPARATELYAirGuard technology collects up to 90% of dust for a cleaner work areaSoft start and brake pad helps prevent gouges on work surfacesDust-sealed switch increasesd vacuum adaptor fits 1-1/4 in. or 2-1/2 in. standard vacuum hoseOn-board vacuum adaptor fits 1-1/4 in. or 2-1/2 in. standard vacuum hose