Product Title:Outdoors hand in hand to carry the refrigerated box Ns2. SIZE 13L Outer dimensions :375x215x370mmInner size:300x165x280mmWeight:1.8kgStorage reference(Cans 330ml):16 cans 24L Outer dimensions :440x260x400mmInner size:365x215x310mmWeight:2.8kgStorage reference(Cans 330ml):40 cans 33L Outer dimensions :490x290x450mmInner size:405x240x350mmWeight:3.6kgStorage reference(Cans 330ml):58 cans Notice: The initial temperature in the box determines the effective of the insulation The right way to use it A. Try to avoid direct sunlight insulation box B Minimize the number and time of opening the lid C.Try to fill up the incubator box D.Try to freeze or refrigerate the food in advance E. Enough refrigerant or ice Due to different measurement methods, please allow a measurement error of 2-3cm. Due to the problem of shooting tools and light, please allow the color difference between the picture and the product.