... and Warm 5. CE, ROHS,UL Portable electronic cooling and warming box seriesWith advanced semi-conductor refrigeration technology, the products have ... is very easy for use.It has both cooling and warming functions: to make cold drinks in summer, and hot ... degreesCooling:10-20 degrees below the ambient temperature (25 degrees)Warming: 40-60 degreesThermoelectric, no compressor, CFC/HCFC FREE electric ...