Commercial Stick Blender with 160mm shaft is easy to operate; the food grade stainless steel blade quickly blends ingredients for shakes, soups Speed 20000 rpm, Power - 270w Constant speed control Please note these blenders are intended for mixing/blending liquid based and soft foods. Service: We are very sorry for the shopping experience you have experienced. If you have any problems with the goods you received, please contact us and we will serve you 24 hours a day.