Mini DC Compressor 12/24V for refrigerator, freezer, show case, wine cellar, ice maker feature:high efficiency Mini DC Compressor 12/24V ... 12/24VRefrigerants: R134a, suitable for water dispensor, small refrigerator, small freezer, wine cellar and other small refrigeration ... shocking, high efficiency, low noise, good reliability. Mini DC Compressor 12V/24V for Portable AC/DC camping, RV, motorhome ...