... -screen 3. Certificate: CE, ROHS, GS, UL,EMC, 4. Capacity:33L Portable electronic cooling and warming box seriesWith advanced semi-conductor ... cans )Loading quantity:20GP: 1168 PCS40GP: 2460 PCS40HQ: 2800 PCS 33L wine cooler/ cooler & warmer/ cooling box/mini fridge