From the makers of Lysol brand products. Automatically neutralizes bacterial odors in the air. Up to 60 days (Based on low setting). www.rbnainfo.com. Troubleshooting: For further assistance, please www.rbnainfo.com or call 1(800) 542-1300. For more information visit www.inhalant.org. Questions? Call 1-800-542-1300. For more ingredient information, visit www.rbnainfo.com. Contains no CFCs which deplete the ozone layer. Please recycle when empty.