Portable roto mounded plastic refrigerated van freezer box pickup cold freeze box with 75mm PU panels to offer the better insulation ,and install the DC48V or DC60 full electric refrigeration units ,to keep the temperature to be -25℃ to +15℃,chiller and freezer for transporting milk ,vegetables ,meat ,seafood etc…It is very easy to load and unload from the van cargo box ,it is portable like a mobile refrigerator .We can offer the DC48V/60V 75ah or 100ah lithium battery together