The Nespresso Aeroccino 3 Milk Frother in black is an electric automatic frother and warmer made of plastic. With a power of 500W and an energy efficiency rating of A, this unit is designed to froth and heat milk to create the perfect foam for your favourite coffee or espresso drinks. Standing at 19.0 cm tall, the Aeroccino 3 is a stylish and reliable addition to any kitchen, making it the ideal choice for coffee lovers looking to elevate their brewing experience.