Commercial double head Milkshake Maker Specifications:l Rated voltage：110V, 60Hzl Rated input power：560Wl Packing dimension:40*27*63cml Weight:9.72kgl Rotation Speed of motor: 10000r/min for 1 speed, 14000r/min for 2 speed.How to use:l When power supply is connected and milk shake cup is correctly fitted put the speed switch to "1" or "2" speed position.l Pour milk, ice cream/frozen yoghurt and flavoring of your choice into milkshake cup - up to 2/3 of the volume of cup.l Replace the cup onto the machine and leave to mix.l Once you have finished mixing,put the switch to "off" position and remove the milk shake cup.Packages:1 x double head milk shakerOur products are shipped from the United States, we will serve you 24 hours, if you have any questions, please contact us in time.