TDS Meter for Water Testing - TDS -3 Digital Handheld Water Quality Tester with Temperature Display | PPM TDS Meter for RO Water, Aquarium, Borewell, Lab & Home Use : Amazon.in: Home & KitchenEnsure your family drinks safe, clean water with the TDS Meters TDS -3 Digital Handheld Water Quality Tester, specially designed for Indian households. This pocket-sized device quickly measures Total Dissolved Solids ( TDS ) in water, helping you monitor the purity of RO water, borewell supply, aquarium ... A TDS Meter (Total Dissolved Solids Meter ) is a scientific instrument used to measure the amount of dissolved solids in liquids, usually in parts per million (ppm). True Water Tds water testing meter comes with an inbuilt digital LCD with proper graphics to symbolize every measured value which is easy to read and understand from the display screen. Tds Meter - Shop Tds Meter at India's Best Online Shopping Store. Check Price and Buy Online. Free Shipping Cash on Delivery Best Offers.