The karcher wv1 is a quick and easy way to clean streak free surfaces in a lightweight and compact package this rechargeable handheld vac has a powerful lithium ion battery that can clean up to 45 windows or other flat surfaces in just one charge including mirrors tiles shower screens and even spills on floors and worktops ideal for cleaning flat surfaces such as windows mirrors tiles and worktops includes narrow cleaning head and spray detergent kit 01 litre wet capacity total