Rank Product Name Score
1 Water Quality Tester, Accurate and Reliable, HoneForest TDS Meter, EC Meter & Temperature Meter 3 in 1, 0-9990ppm, Ideal Water Test Meter for Drinking Water, Aquariums, etc. Water Quality Tester, Accurate and Reliable, HoneForest TDS Meter, EC Meter & Temperature Meter 3 in 1, 0-9990ppm, Ideal Water Test Meter for Drinking Water, Aquariums, etc.
HoneForest
9.8 GET ON AMAZON
2 HM Digital TDS-EZ Water Quality TDS Tester, 0-9990 ppm Measurement Range, 1 ppm Resolution, 3% Readout Accuracy HM Digital TDS-EZ Water Quality TDS Tester, 0-9990 ppm Measurement Range, 1 ppm Resolution, 3% Readout Accuracy
HM Digital, Inc.
9.5 GET ON AMAZON
3 TDS Meter Digital Water Tester, Lxuemlu Professional 3-in-1 TDS, Temperature and EC Meter with Carrying Case, 0-9999ppm, Ideal ppm Meter for Drinking Water, Aquariums and More TDS Meter Digital Water Tester, Lxuemlu Professional 3-in-1 TDS, Temperature and EC Meter with Carrying Case, 0-9999ppm, Ideal ppm Meter for Drinking Water, Aquariums and More
Lxuemlu
9.3 GET ON AMAZON
4 HM Digital DM-1 In-Line Dual TDS Monitor, 0-9990 ppm Range, +/- 2% Readout Accuracy HM Digital DM-1 In-Line Dual TDS Monitor, 0-9990 ppm Range, +/- 2% Readout Accuracy
HM Digital, Inc.
9.2 GET ON AMAZON
5 Professional TDS ppm Conductivity Meter - Quick and Easy EC TDS and Temperature Test Pen | 0-9999 ppm with ± 2% Accuracy | Perfect 3-in-1 Tester For Ro Water Aquarium Hydroponics Coffee Pool etc. Professional TDS ppm Conductivity Meter – Quick and Easy EC TDS and Temperature Test Pen | 0-9999 ppm with ± 2% Accuracy | Perfect 3-in-1 Tester For Ro Water Aquarium Hydroponics Coffee Pool etc.
Health Metric
8.8 GET ON AMAZON
6 TDS Meter, Sonkir 3-in-1 TDS/EC/Temp Meter, Digital Water Quality Tester for Drinking Water Purity Test, Swimming Pools, Aquariums, Hydroponics, Measure 0-9999ppm (White) TDS Meter, Sonkir 3-in-1 TDS/EC/Temp Meter, Digital Water Quality Tester for Drinking Water Purity Test, Swimming Pools, Aquariums, Hydroponics, Measure 0-9999ppm (White)
Sonkir
8.5 GET ON AMAZON
7 HM Digital AP-1 AquaPro Water Quality Total Dissolved Solids Tester, 0-5000 ppm TDS Range, 1 ppm Resolution, +/- 2% Readout Accuracy (Magnetic Body) HM Digital AP-1 AquaPro Water Quality Total Dissolved Solids Tester, 0-5000 ppm TDS Range, 1 ppm Resolution, +/- 2% Readout Accuracy (Magnetic Body)
HM Digital
8.4 GET ON AMAZON
8 Thomas Traceable Conductivity/Total Dissolved Solids Meter, 0 - 1999 microsiemens Range Thomas Traceable Conductivity/Total Dissolved Solids Meter, 0 – 1999 microsiemens Range
Thomas Scientific
8.3 GET ON AMAZON
9 Water Quality Tester, MagicPro 2016 Newest Released Premium TDS-2 Handheld TDS Quality Water Tester Meter 0-9990 ppm TDS Measurement Water Quality Tester, MagicPro 2016 Newest Released Premium TDS-2 Handheld TDS Quality Water Tester Meter 0-9990 ppm TDS Measurement
MagicPro
8.2 GET ON AMAZON
10 TDS Meter by NovoBlue - 2-in-1 Digital Tester Pen for Drinking Water, Hydroponics, Coffee, Aquarium, Pool, Hot Tub, Spa, Filtration, RO System - Detect PPM, EC, and Hardness TDS Meter by NovoBlue – 2-in-1 Digital Tester Pen for Drinking Water, Hydroponics, Coffee, Aquarium, Pool, Hot Tub, Spa, Filtration, RO System – Detect PPM, EC, and Hardness
NovoBlue
7.9 GET ON AMAZON

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