PERFECT PORTABILITY: The Chefman mini-fridge is perfect for personal spaces, travel, offices, dorms, road trips, boating, camping, tailgating, commuting, and more! Its small size and sleek design make it convenient for commuting. Use this micro-fridge to store your snacks, drinks, sodas, baby bottles, skin-care products, or even warm soup and meals.Lock Type: Electric.Lock Type:Electronic COOLING AND WARMING: With the flip of a switch, set the fridge to either cool or warm to store your food and drinks the way you would like! Make sure you first unplug the fridge before switching settings. When switched to the cool setting, the food or drink being stored in the fridge must already be cold for the item to stay cool. For the warm setting, food must be warm/hot before placing in the fridge. The fridge cools to 44°F and warms up to 140°F.