International certificate: CE, CCC Volume: 4L Rated voltage: DC 12V: AC 220V/DC 12V: AC 110V/DC 12V Cooling temperature: 0-5癈 (lowest temperture, environment temperature:20-25癈) Heating temperature: 60-65癈 (highest temperture) Product dimension (L*W*H): 259?80?88mm Interior dimension (W*H*H): 139?41?80mm Color case dimension (L*W*H): 285?05?85mm Exterior packing dimension (W*H*D): 580?30?00mm (4pcs/case) Netweight: 11.4 kgs Gross weight: 12.5kgs (4PCS) Container volum: 29 feet: 1428pcs 40 feet flat container: 3128pcs 40 feet high container: 3556pcs