Easy to Operate and very convenient Take the hot or cold milk in a cup and plunge the frother half way down and power it on. Just keep moving the frother up and down. When you have the desired amount of foam turn off the frother and your professional style foamed milk is ready for your drink. Sturdy handle provides comfortable and firm grip Easy to Clean The drink mixer can be easily cleaned by rinsing the whisking head and shaft under the faucet. Stainless steel stirrer and plastic hand OPERATED BY AA 1.5 V x 2 Batteries (NOT included) Also used for whisking, shaking and frother, mixing coffee, milk, wine, fruit juice, etc.