Model：JS390-B0F (Model：JS390L-B0F) Features：4 stage Basic Model AC Motor Specification Grinding SystemStainless Steel MotorAC Motor Horsepower1/2Hp Power390W RPM1480rpm(1680rpm) Voltage/Hz220-250V/50Hz (110-130V/60Hz) OverloadYes Noise Level20-30dB Capacity1200mL http://www.cleesinkfwd.com