High Accuracy Residual Chlorine Test Meter From China (LH-C10) Gemc Technology Group Ltd. Base Info Model NO.:Residual Chlorine Test MeterDisplay:DigitalAppliance:BiochemistryPortable:PortableCertification:CEType:Water MeterWeight:220gTrademark:GemcSpecification:180*68*26mmOrigin:Chian Description Pre:Ldy1500h Wet Laser Particle Size Analyzer Next:Automatic Calorimeter