The cup lid switch is designed in one piece, which can be activated instantly when you press it, and it can be easily operated with one hand.Compared with the common single-layer mixing head on the market, The 304 stainless steel two-layer mixing head has greater stirring power when in use, saving time and effort, and the milk foam produced is more dense and delicate. The hand-held mini contains a heat-resistant 450ml glass cup and ensures a clean and safe mixing process. Press the button in seconds to enjoy your creamy coffee. Our updated milk frother handheld uses 2 x 1.5 V AA batteries (AA batteries required, not included). With our milk frother you can make the thick, creamy and delicious foam for your favourite coffee drink in the morning at home or in the office