BESTOW® Single Furnace Candle Food Warmer Portable Keep Tea or Food This food warmer has a heat spreading aluminum holding grill that conveniently uses a tealight candle to operate. This canning manner distributes heat evenly and saves you from continuously replenishing candles. Keep food warmer and space-saving and efficient .The low-temperature heat is contained under the detachable aluminum grill and transferred to the bowl of food through the holes of the folder. (not plastic and glass cup).The Single Furnace Food Warmer has a flame-out snuffer so you don't get your fingers burned.