The KB-X420 is a foldable lithium - battery floor scrubber that integrates sprinkling, floor brushing, stain removal, and drying. It uses a new energy lithium battery, which can be used as soon as it is charged, effectively reducing the charging time, improving the cleaning efficiency, and reducing labor costs. Its efficiency is 3 - 4 times that of ordinary floor scrubbers. It is suitable for floors such as oxidized resin, paint, asphalt, marble, tiles, PVC, vitrified tiles, terrazzo, emery, cement, and plastic. It can efficiently clean places such as shopping malls and supermarkets, hotel office buildings, residential property areas, dust - free laboratories, and various factory workshops.