Digital Gas Flow Meter 08, For Laboratory

Technical Specification :Type of measurement : Volumetric flowAccuracy of measurements : +2% of flow reading or +0.2 ml/min, whichever id greater Power requirements :2 AA alkaline batteries 1.5 V DC each/3 V DC 200 maOperating flow range : 0.50 to 500ml/minoperating temperature range : 32 -120 F (0-48 C )Available communication : USB data portwarranty : one yearcalibration : NIST traceable.Yearly calibration is recommendedCertification : CE,Ex