Spirometer SystemModel PF280 UBREATH® Spirometer System (Model No. PF280) is a high quality, easy to use, portable spirometer that delivers an ideal combination of portability, accuracy and safety. And it also help doctor analyze the pulmonary data through V-T/F-V curve and digital indicator which is suitable for the primary care, point of care, patients self-monitoring. + Hand-held Design and Easy Operation - automated calibration and no daily sterilization required + Reliable Accuracy - comply with ISO 23747:2015 and ISO 26782:2009 and surpass ATS/ERS requirement for flow sensitivity down to 0.025L/s + Operate with Safety - patented disposable flow transducer gives NO authority to cross-contamination + Colored Range Indicator - traffic light range indicator allows quick assessment for better visual clarity

Accurate Result + UBREATH® Spirometer System provides 6 parameters: PEF, FVC, FEV1, FEF50, FEF75, FEV1/FVC + The accuracy and repeatability comply with ISO 23747:2015 and ISO 26782:2009 + The flow sensitivity surpasses ATS/ERS requirement down to 0.025 L/s for COPD screening Dependable Performance + Shows the flow-volume and flow-time curve after testing + Automated determining zero-point state free from environment impacted and free of daily quality control + Disposable flow transducer design prevent cross-contamination Friendly Use The graphic curve and digital indicators simultaneously displayed...