This is the heated humidifier for the XT Fit CPAP or XT Auto machines by Apex Medical.</br>For Neuroscience Medical customers only?? please email Neuroscience Medical with any questions for technical support. We also provide phone support upon request.</br></br>Product Description</br></br>This is the heated humidifier for the XT Fit CPAP or XT Auto machines by Apex Medical. For Neuroscience Medical customers only?? please email Neuroscience Medical with any questions for technical support. We also provide phone support upon request.</br><br/>http://www.amazon.com/gp/product/B01LKKK2E2