The innovative water suction of the new electric window vac wv 50 plus makes the cleaning process a lot easier. No dripping down of dirty water anymore. WV 50 plus guarantees a hygienic working without leaving streaks at the surface. The wv 50 plus is very convenient in handling and due to battery operation very flexible in application. WV 50 plus the first electric window vac developed from karcher for the optimal support of cleaning flat surfaces. the set contains a complete solution for cleaning windows.