--- product_id: 71225601 title: "HM Digital COM-80: EC/TDS Hydrotester (TDS+Conductivity Meter)" brand: "hm digital" price: "£26.65" currency: GBP in_stock: true reviews_count: 13 category: "Hm Digital" url: https://www.desertcart.co.uk/products/71225601-hm-digital-com-80-ec-tds-hydrotester-tds-conductivity-meter store_origin: GB region: United Kingdom --- # 0-9999 µS/cm EC range 0-5000 ppm TDS precision 1-80°C temperature range HM Digital COM-80: EC/TDS Hydrotester (TDS+Conductivity Meter) **Brand:** hm digital **Price:** £26.65 **Availability:** ✅ In Stock ## Summary > ⚡ Stay ahead with precision—measure smarter, not harder! ## Quick Answers - **What is this?** HM Digital COM-80: EC/TDS Hydrotester (TDS+Conductivity Meter) by hm digital - **How much does it cost?** £26.65 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/71225601-hm-digital-com-80-ec-tds-hydrotester-tds-conductivity-meter) ## Best For - hm digital enthusiasts ## Why This Product - Trusted hm digital brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact Powerhouse:** Lightweight (53.9g) and pocket-sized (6 x 1.3 x 0.7 inches) for on-the-go professionals. - • **Smart Auto-Off Feature:** Saves battery life so your device is ready when you are—no downtime, no hassle. - • **Rapid Readings, Zero Wait:** 0.5-second response time means you never miss a beat in your nutrient testing workflow. - • **Versatile Measurement Range:** Covers broad EC and TDS scales to handle everything from hydroponics to water quality checks. - • **Precision at Your Fingertips:** Digital calibration with push-button ease ensures lab-grade accuracy anytime, anywhere. ## Overview The HM Digital COM-80 EC/TDS Hydrotester is a compact, highly accurate digital meter designed for professionals needing fast, reliable measurements of electrical conductivity and total dissolved solids. With a broad measurement range, quick 0.5-second response, and user-friendly digital calibration, it’s ideal for nutrient testing and water quality analysis. Lightweight and equipped with an auto-off feature, it’s built for efficiency and portability. ## Description Product Description Review: Worth product - Good EC reading Review: super se bhi uper - Good Product and best quality ## Features - Measures electrical conductivity (EC), total dissolved solids (TDS). Excellent for nutrient testing - Range: 0-9999/9.9 µS (µS/cm); 0-5000/5.0 ppm/ppt. Temp. Range: 1-80deg. Celsius/33-176deg. Fahrenheit - Accuracy: -2% to + 2%, Calibration: Digital to any point - Digital Calibration (push button) to any point within the meter’s range - Size: 6 x 1.3 x 0.7 Inches, Weight: 53.9g ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B008SOPO10 | | Age Range (Description) | Adult | | Age Range Description | Adult | | Best Sellers Rank | #9,601 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #34 in Conductivity Meters & Accessories | | Brand | HM Digital | | Brand Name | HM Digital | | Colour | WHITE | | Country of Origin | India | | Customer Reviews | 4.2 out of 5 stars 760 Reviews | | Display Type | Digital | | Global Trade Identification Number | 00891144000229 | | Importer Contact Information | HM Digital India Pvt. Ltd. | | Included Components | INSTRUMENT | | Indoor Outdoor Usage | Indoor | | Item Length | 15.3 Centimetres | | Item Type Name | HM Digital COM-80: EC/TDS Hydrotester (TDS+Conductivity Meter) | | Item Weight | 0.13 Pounds | | Manufacturer | HM Digital India Pvt. Ltd., HM Digital India Pvt. Ltd. | | Manufacturer Contact Information | HM Digital India Pvt. Ltd. | | Model Name | EC/TDS HydroTester Series | | Model Number | EC/TDS HydroTester Series | | Number of Batteries | 3 LR44 batteries required. | | Outer Material | Plastic | | Outer Material Type | Plastic | | Packer Contact Information | HM Digital India Pvt. Ltd. | | Part Number | COM-80 | | Power Source Type | बटरी सचालित | | Product Care Instructions | Wipe Clean | | Response Time | 0.5 Seconds | | Reusability | Rechargeable | | Special Feature | Auto Off | | Special Features | Auto Off | | UPC | 891144000229 | | Unit Count | 1 Count | | Upper Temperature Rating | 80 Degrees Celsius | ## Product Details - **Age Range (Description):** Adult - **Brand:** HM Digital - **Included Components:** INSTRUMENT - **Outer Material:** Plastic - **Special Feature:** Auto Off ## Images ![HM Digital COM-80: EC/TDS Hydrotester (TDS+Conductivity Meter) - Image 1](https://m.media-amazon.com/images/I/61o4J+qE4wL.jpg) ![HM Digital COM-80: EC/TDS Hydrotester (TDS+Conductivity Meter) - Image 2](https://m.media-amazon.com/images/I/51MH-iekPeL.jpg) ![HM Digital COM-80: EC/TDS Hydrotester (TDS+Conductivity Meter) - Image 3](https://m.media-amazon.com/images/I/61pEVXW+pVL.jpg) ![HM Digital COM-80: EC/TDS Hydrotester (TDS+Conductivity Meter) - Image 4](https://m.media-amazon.com/images/I/61IGgm-VN8L.jpg) ![HM Digital COM-80: EC/TDS Hydrotester (TDS+Conductivity Meter) - Image 5](https://m.media-amazon.com/images/I/31qYfe-L8jL.jpg) ## Questions & Answers **Q: is this original HM Digital ?** A: Yes It’s a good product ## Customer Reviews ### ⭐⭐⭐⭐⭐ Worth product *by A***N on 21 April 2023* Good EC reading ### ⭐⭐⭐⭐ super se bhi uper *by D***K on 5 May 2024* Good Product and best quality ### ⭐⭐⭐⭐⭐ Good *by A***R on 11 August 2025* Good ## Frequently Bought Together - HM Digital COM-80 Electrical Conductivity (EC) and Total Dissolved Solids Hydro Tester, 0-5000 ppm TDS Range, 1 ppm Resolution, 2% Readout Accuracy - HM Digital C342 TDS and EC Calibration Solution, 342 ppm (NaCl), 90 ml Volume, Transparent/Blue - HM Digital 1000ppm TDS Calibration Solution --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.uk/products/71225601-hm-digital-com-80-ec-tds-hydrotester-tds-conductivity-meter](https://www.desertcart.co.uk/products/71225601-hm-digital-com-80-ec-tds-hydrotester-tds-conductivity-meter) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-06-30*