CONTEC Digital Bluetooth Spirometer SP80B Lung Breathing Diagnostic Vitalograph Spirometry + PC Software About this item: CONTEC Digital Bluetooth Spirometer SP80B Lung Breathing Diagnostic Vitalograph Spirometry + PC Software SP80B SPIROMETER is a hand-held equipment used for checking lung conditions. It adopts the infrared mode to measure relative items, such as FVC, FEV1, FEV1/FVC, PEF, etc., and is applicable for hospital, clinic for routine test. Product Description: Features Parameters including FVC, FEV1, FEV1/FVC and PEF can be measured. And the testee condition can be shown by the ratio of the measured value and the predicted value. User information setup. Case review function. Mass storage of cases. Expiratory time indication function. Data transmission by BT and USB. Calibration function ensures test accuracy. Power indicator and test indicator light. Performance Volume range: 0 ~ 10 L Flow rate range: 0 L/s ~ 16 L/s Volume accuracy: ±3 % or ±0.05 L (whichever is greater) Flow rate accuracy: ±5 % or ±0.2 L/s (whichever is greater) Working current: 60 mA Power supply: rechargeable lithium battery Type of protection against electric shock: internally powered equipment Degree of protection against electric shock: type BF applied part Degree of protection against ingress of liquid: IP22 Accessories A User Manual A USB data line A mouthpiece PC Software(download by the user himself,thanks) A power adapter (optional) A nose clip (optional) Physical characteristic Dimension: 160 mm*65 mm*45 mm Weight: 190g Product Specifications: Model Number: SP80B Certification: CE Brand Name: Contec