Contec Sp10 Digital Spirometer Lung Breathing Diagnostic Vitalograph Spirometry
Features:- Forced Vital Capacity (FVC), Forced Expired Volume in one second (FEV1), FEV1 and FVC Ratio (FEV1%), Peak expiratory flow (PEF), 25% flow of the FVC (FEF25), 75% flow of the FVC (FEF75) and average flow between 25% and 75% of the FVC (FEF2575) can be measured. Results can be displayed in actual and predict ratio.- Flow rate-volume or volume-time waveform display.- Inner flash memory for data review and storage where the data can also be uploaded to computers (via USB cable or Bluetooth)- Light weight and portable.- Simple operation and rapid test results- Basic analysis and general state explain- Information prompts when volume or flow goes beyond the limits.- Automatic power off after 1 minute idle time.- Rechargeable lithium battery (DC 3.7V).- Battery life indication.Performance:Display mode: 1.8'' TFT colour screen, LED blacklightDisplay resolution: 160 x 128 pixelsVolume range: 0~10LVolume accuracy: 3% or 0.05L (whichever is greater)Flow range: 1 L/S ~16L/SFlow accuracy: 10% or 0.3L/s (whichever is greater)Working current: ?60 mAPower supply: DC3.7V rechargeable lithium batteryDimensions : 97mm(L)  89mm(W) 36mm（H）Net weight: 150gContent:- SP10 Spirometer- User Manual- Disposable mouthpiece- USB cable- Software CD- 100 ~ 240V Universal Charger (2-round-pin style)