The new karcher wv 2 window vac is 10 shorter and lighter than the original window vac but now has a 25 minute battery run time cleaning up to 75m per charge thanks to its powerful vacuum there are no drips leaving surfaces completely dry and streak free its also perfect for removing liquid from mirrors shower screens tiles condensation from windows and even spills from floors and worktops comes with 100ml dirty water tank built in lithium ion battery charger and a wide vac head 280mm specific