Features: Retractable handle and 3 replaceable brushes help you clean the high corner areas which are not easy to clean. Perfect for multiple cleaning tasks: can be widely used for cleaning home, kitchen, and bathroom, scrubbing the washing platform, sink, window frame, glass, bathtub, door slots and other crevices. The waterproof seal design makes it safe to operate under wet conditions such as showers, tubs, sinks, etc. Can continuously work for 30 minutes after full charging, lasting a longer working time than other low version of ordinary battery.