---
product_id: 41955495
title: "HM Digital COM-80 EC/TDS/Temp Waterproof Hydro Tester"
brand: "hm digital meters"
price: "€ 44.99"
currency: EUR
in_stock: true
url: https://www.desertcart.pt/products/41955495-hm-digital-com-80-ec-tds-temp-waterproof-hydro-tester
store_origin: PT
region: Portugal
---

# HM Digital COM-80 EC/TDS/Temp Waterproof Hydro Tester

**Brand:** hm digital meters
**Price:** € 44.99
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** HM Digital COM-80 EC/TDS/Temp Waterproof Hydro Tester by hm digital meters
- **How much does it cost?** € 44.99 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/41955495-hm-digital-com-80-ec-tds-temp-waterproof-hydro-tester)

## Best For

- hm digital meters enthusiasts

## Why This Product

- Trusted hm digital meters brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

The COM-80 is an economically priced, reliable EC/TDS meter that is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more. Measures electrical conductivity (EC), total dissolved solids (TDS). Excellent for hydroponic nutrient testing. Four scales: EC: µS, mS; TDS: ppm, ppt Automatic Temperature Compensation (ATC) Water resistant Measurement Range: 0-9990 µS; 0-5000 ppm; 0-9.9 mS; 0-5.0 ppt Digital Calibration (push button) to any point within the meter's range Auto-off function, data-hold function and low-battery indicator Display: large and easy-to-read LCD screen includes simultaneous temperature reading Factory Calibrated: The COM-80 meter is calibrated with a 1413 µS solution-can be recalibrated with digital calibration using the push buttons Includes a protective cap and batteries. SPECIFICATIONS EC Range: 0-9990 µS; 0-9.9 mS TDS Range: 0-5000 ppm (mg/L); 0-5.0 ppt Temperature Range: 1-80°C/33-176°F Resolution: 1 µS/ppm; 0.1 mS/ppt Temp. resolution: 0.1°C/F Accuracy: +/- 2% EC-to-TDS Conversion Factor: NaCl (avg of 0.5) Calibration: Digital calibration by push button Probe: Fixed Housing: Water resistant Power source: 3 x 1.5V button cell batteries (included) (model LR44 or equivalent) Dimensions: 15.3 x 3.2 x 1.8 cm (6.0 x 1.3 x 0.7 inches) Weight: 53.9 g (1.9 oz) 1 year warranty

## Features

- Monitor your garden for optimal results
- Ensure accuracy with our high quality equipment
- Best brands covered by manufacturer's warranty
- Another great item from Flora Hydroponics

## Images

![HM Digital COM-80 EC/TDS/Temp Waterproof Hydro Tester - Image 1](https://images-na.ssl-images-amazon.com/images/I/312QXBxum5L.jpg)

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**Shop now:** [https://www.desertcart.pt/products/41955495-hm-digital-com-80-ec-tds-temp-waterproof-hydro-tester](https://www.desertcart.pt/products/41955495-hm-digital-com-80-ec-tds-temp-waterproof-hydro-tester)

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*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-04-24*