name:spiral mixer/dough mixer Model: ZZ-30 Power: 0.85/1.1 Voltage: 220v/380v Mixing speed: 123/185r/min Bowel speed: 12/24r/min Bowel capacity: 34L Overall dimension: 750*430*900mm Model: ZZ-120 Power: 3/4.5 Voltage: 380v Mixing speed: 125/250r/min Bowel speed: 10/20r/min Bowel capacity: 122L Overall dimension: 1200*690*1330mm other model: ZZ-30,ZZ-40, ZZ-60, ZZ-80, ZZ-120, ZZ-240