The Karcher WV 5 Charging Station and Replacement Battery is a handy accessory pack for your WV 5 Window Vac. The charging station provides the capability to conveniently store and charge both your WV 5 Window Vac and replacement battery simultaneously, allowing for a run time of up to 70 minutes of continuous cleaning. When your original battery is low, simply unclick the battery from your WV 5 and click the second battery back into place. SpecificationsSuitable For: WV 5Weight: 0.3kgWeight (including packaging): 0.4kgDimensions (L x W x H): 200mm x 132mm x 50mm Features and BenefitsUninterrupted Cleaning - Both batteries provide up to 70 minutes of continuous cleaningSimple Click Exchange - Quick and easy battery replacement with a single clickConvenient storage - Providing convenient storage to simultaneously charge your WV 5 and replacement battery ContentsWV 5 Charging StationWV 5 Rechargeable Battery (x1)