... : 20GP: 1120PCS, 40GP: 2380PCS, 40HQ: 2720PCSPortable electronic cooling and warming box seriesWith advanced semi-conductor refrigeration technology, the products have characteristics ... / EEI ≤ 125, UL, PSE, food safety test report, ISO9001-2008, etc.Quality guarantee: 1 year 6L Mini picnic cooler box Outdoor mini fridge