1. Thermoelectric, CFC free, no compressor 2. Cool and warm 3. Certificate: CE, ROHS, GS, UL,EMC, TUV,ISO 4. Capacity:28L Portable electronic cooling and warming box series With advanced semi-conductor refridgraton technology, the products have characteristics such as no noise, no vibration, long sevice life, low power consumption, environment friendly etc.It can be used for cold storage of foods ...