With the WV 5 Premium, Kärcher, the inventor of the cordless window vacuum, brings a device to the market that further perfects effortless, streak-free, and drip-free window cleaning. With its extended battery life, longer cleaning sessions are easily manageable. Thanks to the practical interchangeable battery system, even continuous window cleaning is possible with the additional purchase of a second battery. The device's handle features a soft component, ensuring that the WV 5 Premium surpasses its predecessor series in terms of handling and ergonomics. Additionally, the device is equipped with spacers on the suction nozzle, allowing for even better cleaning results 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.