... with battery supply. 1.Mini Ozone disinfector, ozonizer usage:Frige, refrigerator, ice box, clothes and shoes cabinet , office, toilet, bath room ... hour5. Compact size; uses four "C" batteries that only need replacement once two month ShenZhen Nanbai Enterprise Co.,LtdFactory Add: 6 ... , ChinaTel: +86 755 33261791 27731691Fax: +86 755 27731697 Home appliance Refrigerator Kavass