cooler box

1.color is available 2.suitable for promotion and outdoor 3.environmental protection 4.lockable 5.cooling:put the cooler & warmer in refrigerator horizontally for 10 hours,and then put it into attemperator.The cooler& warmer should be put above the food ,fruit,and drinks,and the covered tightly.Under the normal circumstances,temperature would keep under 15 degrees for 20 hours. 6.warming:put the cooler & warmer in the short wave ,heating for 120 seconds until temperature reaching 60-70 degrees ,and then put it into attemperator .The cooler & warmer should be put at the bottom of the food and drinks ,and then covered tightly .The temperature would keep above 40 degrees for 6 hours or so. 7.inner size:930*427*376 out size:1030*498*450 8.Vol:150L