?Best Cooler and Warmer??This fridge can not only refrigerate, but also warm and hot, dual-purpose bar fridge, especially for medicine, skin care things, lunch, milk for baby and drinks, fruits etc. ?COOL TO WARM?: Cool up to 32°F (0°C) below ambient temperature, or keep warm up to 150°F (66°C)?86°F (30°C) -64°F (18°C) within an hour, 86°F (30°C) -50°F (10°C) within 2 hours, 86°F (30°C)-37°F( 3°C) within 3 hours ?Free AC/DC Adapters?This fridge is equipped with AC and DC power adapters. By plugging the device into a 12V (DC) adapter for a car cigarette, the fridge can be easily converted from an indoor 110V (AC) to a car. It can be used not only in dorms, offices, hotels, but also in cars. ?4 LITERS OF CAPACITY?: Store ?(6) 12 oz cans?with ease; Inner dimensions are 5.5" x 5.3" x 7.85"; The removable shelf makes small items like yogurt, fruit, milk, or juice easy to separate ?Precise Temperature Control?With the easy-to-operate LCD digital display, touch the temperature button to make the temperature lower than the ambient temperature 20-25? or rise to the highest temperature about 65?. Precise temperature control keeps food in good condition.