KL-139A/B TDS Tester
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KL-139A/B TDS Meter Model | KL-139A | KL-139B Measuring Range | 0~1999ppm(mg/L) Accuracy | ±2%F.S. Resolution | 1ppm(mg/L) Relative Humidity | <95% Operating Temperature | 0℃~50℃ Battery | 4×1.5V(AG13) Dimensions | 165mm×26mm×26mm | 60mm×55mm×23mm Weight | 63g | 60g
