Addtional handle for vertical surfaces Features 2 rotating flat jet nozzles Hovercraft effect Distance of nozzle to surface adjustable Compatible with:- G 4.10M / G 7.10M / K 2.100 / K 2.120 / K 2.120 T50 K 2.300 T50 / K 2.400 T50 / K 2.850ECO EU / K 3.800 ecologic EU K 4.00 Eco Silent / K 4.500 T250 / K 4.800 ecologic EU K 5.600 T200 / K 5.600 T200 / & many more