The Camco Fridge Airator with an On/Off Switch is designed to ensure even cooling of your RV fridge thereby extending the freshness of your food. This product is equipped with a high-volume air circulator that effectively absorbs odors through the use of a replaceable activated charcoal pack. It operates on two D batteries (batteries not included) and features a convenient on/off switch to conserve battery life when not in use. Each purchase includes one Fridge Airator and one replaceable charcoal pack both in the color white. Camco is renowned for producing high-quality products that enhance outdoor experiences such as RVing boating camping towing tailgating and grilling.