... . It is designed for indoor, home use, to serve chilled and heated foods at a desired steady ... , temperatures adjustable between 38°F to 167°F degrees (+ or – 2°F degrees) ... Do NOT add new, hot food to a cool food, or cool food to a hot food on the serving table ... to safely store food, beverages, medical materials, drugs or other perishables longer than you would at room temperature. ...