The WV 5 Premium from Kärcher, the inventor of the cordless window vacuum, allows for effortless, streak-free, and drip-free window cleaning. With its extended battery life, longer cleaning sessions are easily achievable. Thanks to the practical interchangeable battery system, continuous window cleaning is possible with the additional purchase of a second battery. The device's handle features a soft component that surpasses the previous model in terms of handling and ergonomics. Additionally, the device is equipped with spacers on the suction nozzle, enabling even better cleaning results right up to the edges of the windows. Also included is a narrow suction nozzle for sash windows. The perfect combination of spray bottle and microfiber cleaning cloth ensures effective cleaning, and when used with the cordless window vacuum, it leaves windows spotless.