Germs is dangrous for our health, germ mostly come with human body with water. so cleaning of environment is so important for healthy life. move over mop nad bucket, Black & Decker introduces the intuitive steam mop with smart select technology. Smart select ensures a thorought yet delicate cleaning on all sealed hard floors including tile, vinyle, stone , marble and even hardwood and laminate. The power of Black & Decker SM1620 Steam Mop cleans floors and kills 99.9 % of germs , mites, and bacteria without using chemicals, safe on all sealed hard floors even delicate enought for hardwoods . smart select dial automatically releases the right amount of steam .large, easy fill water tank provides over 25 mimutes of cleaning. five second heat up . seivel steering for easy maneuverability.