... " Slow speed wet sharpener No-load speed: 90~150/min Motor-----120V~/60Hz,1.8A ; 230V~/50Hz, 160W Stone Grander:10 ... " 10" Slow speed wet sharpener Feacture:Motor-----120V~/60Hz,1.8A ; 230V~/50Hz, 160WNo-load speed: 90 ... , tools for woodcarving, knife, accessories, etc. Other Feacture: The stout DC motor features user-replaceable brushes that allow extending its life span ...