The vehicle fridge capacity range from 30/45/55L, suitable for outdoor, using high efficiency DC compressor,designed by Haier REF team, the temperature can be -18~8â,super power saving, about 1kwh/24hrs,combined with SUNTY solar power bank, one day solar power can run the fridge for 6 hrs more.The power bank also have other optional power charge system as backup.Features:1.Whole system is stand alone,very suitable for outdoor living2.The fridge uses DC compressor, low noise, super power saving.3.Lithium battery power bank, small size but big capacity.4.Solar panel is optional, up to the cost and portable requirementMultifunction power bank, emergency power supply for mobile , UAV,medical