... , DC12V ,battery C:Digital display Portable refrigerator ,diabetic travel bagModel: FYL-YDS-BInput voltage: AC110-220V / DC12VCooling power: 24WHeating power: 26WConstant Temperature ... refrigeration8. low power consumption, 5.8~6.8W/7.4V FYL-YDS-B portable refrigerator,mini cooler box 2~8 degree