Bissell 5207U SpotClean ProHeat Portable Carpet Cleaner Permanently removes spots and stains from fibers in carpets, rugs, and upholstery DeepStain Tool removes embedded dirt and stains from the bottom up Heatwave Technology helps maintain constant water temperature throughout the cleaning process Slim design is easy to carry and fits conveniently on a stair Removable water tanks for easy filling and emptying