Camco RV fridge air at or helps to cool the RV fridge evenly and keeps your food fresher. The fridge air at or features a high-volume air circulator that absorbs odors with replaceable activated charcoal pack. Battery operated with convenient on/off switch for easy use . High volume air circulator Replaceable Activated charcoal pack absorbs odors Cool your RV fridge evenly Battery operated On/off switch to save power when not in use