There are several typesmilk frothers, namely manual and electric milk frothers. The manual milk frother is relatively easy to use and requires no electricity. You simply add some milk to the jug and move the plunger up and down to introduce air into the milk and make the foam. This type of milk frother is relatively inexpensive and can be easily cleaned. The downside, however, is that it takes more time and effort to make the foam, and the texture of the foam is not always consistent. The electric milk frother runs on electricity and uses a motor to froth the milk. It is easier and faster to use than manual milk frothers, and the foam is often of better quality and texture. The downside is that electric milk frothers are often more expensive than manual milk frothers, and some models are more difficult to clean.