Ultrasonic spirometer that connects directly into a PC or laptop via USB for real-time spirometry diagnostics. Comes complete with diagnostic spirometry software that is free of any licensing and can be installed on multiple computers. Software interface is intuitive, clear and user friendly with easy-to-follow workflows. Can be fully integrated into EMIS and SystmOne patient record systems making it the perfect choice of spirometer for use in a primary care setting. Can be used with a one-way valve mouthpiece (with adaptor) or with an individually wrapped spirette, ideal for use in hospital environments. Calibration-free. Minimal cleaning required.