Whether you use formula or breast milk, chances are you are going to love and find this bottle warmer from Baby Brezza indispensable. It works with many different shapes and sizes of bottles, plus it is beautifully designed, esthetically appealing, and most importantly, it performs well. Moms told us that the best part of the Brezza Warmer is that they were able to heat up a bottle while simultaneously holding their baby! This is because you can literally use just one hand or finger to operate the warmer. It consistently heated bottles to just the right temperature. The other option that amazed testers is that they could operate it from their smartphone! While using the app, parents are able to walk away and be alerted when the bottle is ready for use. The instructions are superb and clearly explain each function and step. The slow warm function recommended for breast milk is a unique feature that really impressed nursing testers, because the heating of the milk does not to destroy any nutrients. The warmer is also compact and easily fits on a counter.