A Guide To Buying a Wine Fridge Wine refrigerators are designed to keep a constant temperature. They are quieter than regular refrigerators, because of technology that reduces energy consumption and decibel levels. They protect wine from light (which increases the speed of the process of ageing) as well as humidity https://scientific-programs.science/wiki/Why_Everyone_Is_Talking_About_Small_Wine_Chiller_This_Moment