The double frother is capable of producing frothy milk in 20 seconds or less. Ideal for coffee, latte, cappuccino, hot chocolate, espresso, and almond milk. It works excellently with hot and cold drinks. Equipped with a double head, it offers greater power and efficiency to meet various needs. It uses 2 AA 1.5V batteries (not included). Easy to carry, this frother operates on batteries. It makes hot, warm, or cold milk to refresh you with cappuccino, latte, espresso, and more. Press the button for a few seconds and enjoy your creamy coffee. Place the frother in hot water and press the button. Its cleaning is easy. The glass jug is dishwasher safe and easy to clean. The glass jug for making frothy milk has a large capacity of 450ml/15 oz. The borosilicate glass is heat-resistant and microwave safe for making hot milk.