Warranty: 1 year DRÄGER EtCO2 Microstream Modul zum Betrieb an DRÄGER Infinity Delta Monitoren, gebraucht DRÄGER EtCO2 Microstream module for use with DRÄGER Infinity Delta monitors, used Write us or call us any time, if you have further questions. art. no. 1003540 Return Policy: Items are sold as-is with no returns or refunds available unless explicitly stated.