HomeIndustrial and ScientificLab and Scientific ProductsLab Instruments and EquipmentMeters Top 1 Best Meters #1 2Pcs TDS-Meter, Digital Pool Salt Tester 1-9990PPM, TDS, EC 9.9 SCORE View Detail Buy it on Amazon ✔【APPLICATION】- TDS Tester can test drinking water, aquariums, hydroponics, swimming pools, spas and other water systems wine and beer and so forth.it's convenient to check the standard of water anytime, anywhere✔【FEATURE】- Dual Range,measures from 1-9990PPM,with resolution of 1 ppm;The upper ppm value is,the more substances within the water. Factory calibrated,widely apply to check water qulity,for RO system, aquariums, hydroponics, pools, spas,and so forth✔【DIMENSIONS】- Model: TDS-M2;Length:138mm/5.43";Width:23mm/0.91";Height:13mm/0.51" More Detail+ Recommended Categories related to Meters Aquarium Hyd... Patio, Lawn ... Pools, Hot T... Cleaning Too... Chemicals an... Editor’s Pick: Trending Products you will love - 18% Chemicals and Water Testing Products 17 in 1 Premium Drinking Water Test Kit – 100 Strips + 2 Bacteria Tests – Home Water Quality Test – Well and Tap Water – Easy Testing for Lead, Bacteria, Hardness, Fluoride, pH, Iron, Copper and more! $32.99 $26.99 View Detail Chemicals and Water Testing Products Well Water Test Kit for Drinking Water – Quick and Easy Home Water Testing Kit for Bacteria Nitrate Nitrite pH Manganese & More | Made in The USA in Line with EPA Limits [NO MAILING Required] View Detail Chemicals and Water Testing Products Water Testing Kits for Drinking Water: Drinking Water Test Kit – 2 Bacteria Tests + 100 Strips – Well and Tap Water – Quick & Accuracy Testing for Lead pH Hardness Iron Copper and More – TESPERT View Detail Chemicals and Water Testing Products The Original Watersafe Water Testing Kit for Drinking Water, Well and Tap Water, Sensitive Lead in Water Test, Bacteria, Hardness, pH, Nitrates, Easy Instructions, Lab-Accurate Results, 1 Kit $35.99 View Detail