cooler and warmer box

1.color is available 2.A good mate for picnic,camping,storage medcine 3.environmental protection 4.storage medicine for outdoor 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 then 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 teh 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:330X210X245mm out size:435X300X320mm 8.Vol:17L