Portable Mixer The votex is powered by 9000rpm motor that tears through the thickest powders with ease.Your days of drinking clumpy protein and shaking cups up and down are over 1,Instantly Mixes Nutritional Drinks,Cocktails,and More 2,Protable 3,Durable Stainless Steel and Acrylic 4,BPA Free 5,No clumping; 6,No wasted product 7,Capacity:450ml/16OZ 8,Size:d(6.0+8.0) x h20.0cm Product Usage 1,For athletes:Pre&Post workout nutrition;Mixes instantly;Increased absorption 2,Mixer for:Energy and drink powder & Cocktails & Juices & Baby formula & Eggs and much more Instructions 1,Instal 2AAA Batteries(remove rubber bottom to inser batteries,batteries not include);DO NOT TWIST OFF 2,Fill mixer with desired liquid 3,Push button and allow tornado to form 4,Add other ingredients to the vortex,portable mixer for instant mixing Warnings 1,Do not tamper with propeller blade 2,Do not unscrew bottom of mixer cup 3,Do not drink without lid on mug 4,Failure to follow these rules may result in a defective product at consumer's cost Please noted 1, Please use high quality batteries because the strength of shaker depends on your batteries 2, Please put water or liquid into bottle and press the start button first when using,and then add protein or other powder Package includes: 1Pc* 450ml BPA Protein Shaker Vortex Water Bottle Electric Automatic Mixer Smart Cup