The eufy S1 T8D02381 you can improve the milk flow and prevent blockages. That's because these breast pumps have a built-in heating element with 7 temperature settings. You can set the heat between 35°C and 41°C. The breast pumps heat up which improves the milk flow. In the eufy Baby app you can easily keep track of your pumping sessions. For example you can see how much milk you pump. The app also indicates what the most productive pumping times are during the day. You can easily place the lightweight breast pumps in your nursing bra and keep your hands free while pumping. Because you use 2 pumps at the same time you can pump a lot of milk in one go. You can choose from 7 instensity settings and 3 cycle speeds. That way you can adjust the setting exactly to your needs.