Premiumâ„¢ Series Slicer, variable speed semi-automatic, gravity feed, 13" diameter knife, variable slice thickness 0" - 0.875" (22mm), 21-47 strokes per minute, top mounted knife sharpener, gear-driven, anodized aluminum construction, includes new low friction blade, .37kW, 1/2 HP motor, cETLus, NSF