2 x AA alkaline. Batteries included. If you want to enjoy coffeehouse quality drinks at home, you'll love this original aerolatte, steam-free milk frother. The specially designed whisk head works in pre-heated milk to create rich, thick foam for cappuccinos, lattes or flat-whites. It couldn't be easier to use and its long-lasting motor (batteries included) will keep frothing milk for ages and ages. It also mixes divine hot chocolate and delicious ice-cold milkshakes. Unleash your inner barista with aerolatte the incredibly frothy coffee company. If you love coffee as much as we do, you'll be glad to know we've designed a full range of products to help you make coffee. Great coffee. At home. With ease. The incredibly frothy coffee company. Milk Frother - Instructions inside. Food safe. CE listed. www.aerolatte.com. To see the full range, visit our website at www.aerolatte.com. Made in China to European design.