... low viscosity 1>Accuracy:0.2%,0.5%,1.0% 2>Display:LCD Water meterFeature:1.Hi-Accuracy 0.2%,0.5%,1% optional ... .2.Wearable Tungsten carbonized shaft and ... .Explode-proof Ex d11 BT4/Ex ib 17.spectrum 2,4,6,10,15,25,40,50,80,100,150,200,250 ... )6.3-25~+55(Degree Centigrade)0.124A0.040.256A0.10.66.316*25*40*0.0810A0.21.20.0515A0.640 ...