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The HM DIGITAL TDS-3 is a handheld digital tester measuring Total Dissolved Solids (TDS) in water with a wide range of 0-9990 ppm and 1 ppm resolution. Featuring a rapid 0.5-second response, 2% readout accuracy, and water-resistant housing, it’s designed for precise, reliable water quality testing across hydroponics, aquariums, pools, and drinking water systems. Lightweight and battery-powered with smart auto-off and hold functions, it’s a professional-grade tool backed by a 3-year warranty.




| ASIN | B01FXRC354 |
| Age Range (Description) | Adult |
| Age Range Description | Adult |
| Best Sellers Rank | #6,174 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #92 in Water Quality & Instrumentation |
| Brand | HM Digital |
| Brand Name | HM Digital |
| Colour | beige |
| Customer Reviews | 4.1 out of 5 stars 284 Reviews |
| Display Type | Digital |
| Importer Contact Information | HM Digital India Pvt Ltd, Plot No G1-375&376, RIICO Industrial Area, Khushkhera, Rajasthan, India - 301707 |
| Included Components | PCB |
| Indoor Outdoor Usage | Indoor |
| Item Length | 20 Centimetres |
| Item Type Name | HM DIGITAL TDS Meters TDS-3 Handheld Temperature TDS (PPM) Tester, 0-9990 ppm, 1 ppm Resolution, 2% Readout Accuracy Testing Water Quality For Hydroponics Aquariums Pools Drinking etc |
| Item Weight | 68 Grams |
| Lower Temperature Rating | 50 Degrees Celsius |
| Manufacturer | HM Digital India Pvt Ltd, Plot No G1-375&376, RIICO Industrial Area, Khushkhera, Rajasthan, India - 301707, HM ELECTRONICS |
| Manufacturer Contact Information | HM Digital India Pvt Ltd, Plot No G1-375&376, RIICO Industrial Area, Khushkhera, Rajasthan, India - 301707 |
| Model Name | TDS Meter |
| Model Number | TDS-3 |
| Number of Batteries | 2 LR44 batteries required. |
| Outer Material | Plastic |
| Outer Material Type | Plastic |
| Packer Contact Information | HM DIGITAL INDIA PVT LTD |
| Part Number | TDS-3 |
| Power Source Type | Battery Powered |
| Product Care Instructions | Do Not Soak |
| Response Time | 0.5 Seconds |
| Reusability | Rechargeable |
| Special Feature | High Accuracy |
| Special Features | High Accuracy |
| Specification Met | CE |
| Style Name | Digital |
| UPC | 603964473103 603964473554 |
| Unit Count | 1 Count |
| Upper Temperature Rating | 80 Degrees Celsius |
| Warranty Description | Three Year Warranty |
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