MAIKONG USB Portable Handheld Digital Spirometer for Precise Respiratory Monitoring MAIKONG CO.LTD, we provide innovative and reliable medical devices that empower healthcare professionals. Our portable spirometer offers an ideal solution for respiratory assessments, combining portability, accuracy, and advanced features into one device. Core Features of Our Digital Spirometer 1. Compact and Portable Design Weighing under 2 کیلوگرم, our spirometer is …