... 2, Folding, shoulder and portable. 3, 1 Year Guarantee 4, Cooling & Heating 5, CE certification Long time shelf life, about 5 years ... , fruits, and other preservation storage, cold storage.keep warm and Heating.2, the product of low noise, energy saving light. 3 ... :Single packaging inner carton: (For reference only) 20L portable fridge cooling and heating design