Since our son warmed only in exceptional cases breast milk gets, we have no peace of mind and the Grannies for the optimum temperature. In addition, the milk should be made too hot never to allow the valuable ingredients are not destroyed. Here the thermometer is a reliable helper. We have 37 ° stored as target temperature and the acoustic signal on reaching the tolerance range you do not miss the right moment. The thermometer is now packaged in a Ziploc bag and stowed in the diaper bag, so we are always to hand. We would buy the product at any time!