Check the listing for details. H011107 Ozone Generator Assy NOx for Ecotech E020040 NOx Gas Analyser. Condition: Used. Listed at 1875.00 USD. H011107 Ozone Generator for Ecotech E020040 NOx Gas Analyser Serinus 40 ITEMS SPECIFICATION ◎ Description : H011107 Ozone Generator Assy NOx ◎ Condition : Used ◎ Part No : H011107 Ozone Generator Assy NOx ◎ Quantity : 1eaIt was removed from working Environment without any errors . No any accesspries included . It is in good cosmetics condtion, and it works in order . It comes with 30 days warranty . We accept the returns for any reason, but item must be "Not Opened " and "in original" condition . All returns must be sent within 14 days of receipt of your package.