... DescriptionHigh AccuracymeasuringLinearity: better than 0.5%,Repeatability: better than 0.2%,Accuracy: better than ± 1%Non-intrusivemeasuringNon-Intrusive, clamp-on transducer ... battery, provide over 12hours of continuous operationLarge LCD DisplayDisplay instantaneous flow, accumulated flow(positive, negative and net), velocity, working status,etc.Built ...