water meter adapts to measure the liquid ratr and total flowrate of ... >Accuracy:0.2%,0.5%,1.0% 2>Display:LCD Water meterFeature:1.Hi-Accuracy 0.2%,0.5%,1% optional ... of sully.3.Erode-resistant Be the same with sea water,ammonia,acetometer,etc.4.Bi-direction Pulse,4~20mADC,total ...