Non-Intrusive, pressure drop, clamp-on transducer, handle type,portable high ... ± 1%Non-intrusivemeasuringNon-Intrusive, clamp-on transducer, on pressure drop,no pipe disturbanceWide measuring rangeSeveral types transducer for selection ... over 12hours of continuous operationLarge LCD DisplayDisplay instantaneous flow, accumulated flow(positive, negative and net), velocity, working status,etc.Built-in ...