Ioncare FreshFridge IC2127 Refrigerator Purifier Small-space ionic freshener and deodorizer purifies the air Kills certain types of bacteria; extends the life of food in the refrigerator Naturally neutralizes odors without any cover-up scents or fragrance LED indicator; 2 power modes; built-in micro CPU; requires 3 AA batteries Measures 2-3/4 by 3 by 4-1/2 inches; 1-year limited warranty