From experience those freeze the pot ones are great for a bit but the better ones are the ones with the freezer unit built in. But the makers do need to be used as not using them does the same thing as car air con and many can't be rebuild once the refrigerant has leaked out.
From experience those freeze the pot ones are great for a bit but the better ones are the ones with the freezer unit built in. But the makers do need to be used as not using them does the same thing as car air con and many can't be rebuild once the refrigerant has leaked out.