Black&Decker PB01 Patio Cleaner   High pressure water jet enters via a nozzle and floats a dirt scrapper inside the main body inside and makes it rotate with a brush efficiently. The scraped dirts are swiped by the high pressure water flows through the circumference  Water is hard to splash and is most suitable for the floor cleaning work and for covering the wide range of surface area suitable for patio, terrace, lobby or the entrance areas Fit for Black&Decker  PW1370TD, PW1570TD & PW1700SPX models only