Available in 110 volts AC, 50 Hz For US and Canada. * Butterfly 2 Jar mixer Grinder has Sturdy stainless steel jars. * Heavy-Duty 550 watts motor that helps to grind faster. Motor has 17000 to 20000 RPM at no load. * Polycarbonate Unbreakable transparent lids for wet & dry jar and mixer mate. * Suspended motor bed for vibration-free performance.