Voltage and Frequency(AC): a. 200-240V/50-60Hz b. 110-120V/50-60Hz (DC)12V - 8-Temperature Setting: Min.2â~Max.50â - Cooling and heating functions - Approved external AC adaptor included - DC operated - car plug is needed (optional) - Slide-out corkscrew installed - Thermoelectric cooling technology - quiet and environmental friendly - Keep beverages cold for hours without ice - Work as your personal wine cooler, suitable for wine or beverage with diameter up to 95 mm