Reversible door, it's easy to install the door to the right or to the left. Automatic defrost and digital adjustable thermostat(only for 110V). Absorption refrigeration, No noise, no vibration, no Freon, no pollution, low energy consumption.It is very suitable for store beverage, canned drinks, vegetables, fruits, milk, medicine, cosmetic, etc. Super quiet, ideal in an office, student dormitories, hospital, wet bars, apartments and condos, game room or any place you want. Also can use DC 12V as backup in the car, vehicle, truck, Freightliner, Cascadia, caravan, trailer, etc. The interior light can only controlled by AC, so it won't turn on in DC mode. But it won't influence the cooling capacity of 12V. Can connect directly with the car cigarette lighter. No negative and positive difference between the white and black wires. This item is absorption cooling, it is very silent while working. 50L(1.8 cu ft). 15.817.726.4 inch. Our working time is 08:00-20:00 From Monday to Sunday. Due to the time difference, sometimes we can not answer you immediately, but we promise that we will get back to you in 24 hours. Do not leave us a PO BOX address since large package cannot be delivered. Sometimes, your problem might be easily resolved through simple communication. You could refer to the following steps. All of the items are brand-new in original unopened package. Return request is not needed, we are always at your service. The item "DC 12V Absorption Fridge 1.7 Cu Ft Silent Lockable Cooler for Truck Hotel Dorm" is in sale since Wednesday, March 27, 2019. This item is in the category "Home & Garden\Major Appliances\Refrigerators & Freezers\Refrigerators". The seller is "smad_01" and is located in Walnut, California. This item can be shipped to United States.