Thermoelectric cooler & warmer(Mini fridge) 1. Liter Capacity: 4L 2. Cooling System: Environment-friendly Peltier cooling. 3. Hot/ cold, on/ off switch. Red/ green leds indicate warming or cooling 4. Colours to customer specifications 5. Cold effect: Cooling 18-20 degree Celsius below ambient temperature. 6. Hot effect: Warms to 60-65 degree Celsius by the heater 7. Convenient-plug into any DC 12V. 24V. 36V cigarette lighter in car, boat and any AC 100V~120V or 220V~240V safe adapter indoors 8. Ideal for home, office, car and outdoors 9. International certificate: CE, GS, ROHS (The data is for refernce only, it maybe will change according to customer demands. ) Packaging Unit 1pcs in a colour gift inner box (27. 6x21x30. 5cm) 4pcs in a master box (57. x44. 5x32. 5cm) N. W.: 10.0KGS. G. W.: 11.0KGS 1,450pcs per 20' container 2, 950pcs per 40' container