Products Show How to use: When power supply is connected and milk shake cup is correctly fitted put the speed switch to "1" or "2" speed position. Pour milk, ice cream/frozen yoghurt and flavoring of your choice into milkshake cup - up to 2/3 of the volume of cup. Replace the cup onto the machine and leave to mix. Once you have finished mixing,put the switch to "off" position and remove the milk shake cup. Specifications Rated voltage：110V, 60Hz Rated input power：560W Packing dimension:40*27*63cm Weight:9.72kg Rotation Speed of motor: 10000r/min for 1 speed, 14000r/min for 2 speed. Packages: 1 x double head milk shaker Application Make a delicious milkshake