Prepare milk for delicious specialty espresso drinks at the push of a button. The Automatic Milk Frother Attachment easily attaches to the KitchenAid Semi-Automatic Espresso machine* for quality espresso drinks at home.*Sold Separately, model: KES6403Easier to use than traditional steam wands, the Automatic Milk Frother simply attaches to the KitchenAid Semi-Automatic Espresso machine* and prepares milk for delicious lattes, cappuccinos and more.*Sold Separately, model: KES6403Get your milk temperature just right with Automatic Temperature Control, and ensure milk is steamed to the ideal temperature for optimal flavor.Match your taste and preferences with Programmable Dosing and a variable Micro-Foam Adjuster. You can adjust the milk amount and texture to make it just the way you want.Powered by the KitchenAid Semi-Automatic Espresso Machine, model KES6403, sold separately.Model KESMK4 includes (1) automatic milk frother attachment, (1) milk tank, (1) cleaning brush