In an era where respiratory health has taken center stage due to global health challenges, respiratory monitoring devices are becoming indispensable across hospitals, clinics, and home care environments. These tools — including pulse oximeters, spirometers, peak flow meters, and capnographs — provide real-time, accurate insights into lung function and oxygenation levels. The growing prevalence of chronic respiratory diseases such as COPD, asthma, and sleep apnea is rapidly expanding the demand for advanced monitoring solutions worldwide. This trend is further strengthened by rising healthcare