---
product_id: 177148819
title: "HM Digital COM100 Waterproof EC/TDS And Temperature Combo Meter"
brand: "hm digital"
price: "₨2096"
currency: SCR
in_stock: true
url: https://www.desertcart.sc/products/177148819-hm-digital-com100-waterproof-ec-tds-and-temperature-combo-meter
store_origin: SC
region: Seychelles
---

# 0.5 sec rapid response Waterproof design Rechargeable with 2 AAA batteries HM Digital COM100 Waterproof EC/TDS And Temperature Combo Meter

**Brand:** hm digital
**Price:** ₨2096
**Availability:** ✅ In Stock

## Summary

> 💧 Stay ahead of water quality with precision and style!

## Quick Answers

- **What is this?** HM Digital COM100 Waterproof EC/TDS And Temperature Combo Meter by hm digital
- **How much does it cost?** ₨2096 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sc](https://www.desertcart.sc/products/177148819-hm-digital-com100-waterproof-ec-tds-and-temperature-combo-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

- • **Eco-Smart Power:** Rechargeable and powered by 2 AAA batteries, ensuring long-lasting use without frequent replacements.
- • **Auto-Off Convenience:** Smart auto-off feature preserves battery life so you’re always ready when it counts.
- • **Compact & Lightweight:** Sleek, portable design (only 120g) fits perfectly in your toolkit or pocket for on-the-go testing.
- • **Built for Every Environment:** Fully waterproof construction means reliable performance indoors or outdoors—rain or shine.
- • **Precision at Your Fingertips:** Digital display delivers instant, accurate TDS and temperature readings in just 0.5 seconds.

## Overview

The HM Digital COM100 is a professional-grade waterproof TDS and temperature meter designed for fast, accurate water quality testing. Featuring a digital display with a lightning-fast 0.5-second response time, rechargeable power via 2 AAA batteries, and an auto-off function, it’s perfect for both indoor and outdoor use. Compact and lightweight, this tool ensures you never miss a beat in monitoring water purity.

## Description

HM Digital COM100 Waterproof EC/TDS And Temperature Combo Meter

## Features

- TDS Meter
- hydrotester
- ec meter
- com100
- water testing tds meter
- water tds meter
- Waterproof tds meter
- water testing meter
- water tester
- water testing

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | HM Digital |
| Special Feature | Auto Off |
| Colour | white |
| Age Range (Description) | Adult |
| Included Components | Model |
| Outer Material | Plastic |
| Specification Met | TDS |
| Display Type | Digital |
| Product Care Instructions | Hand Wash Only |
| Net Quantity | 1 count |
| Power Source | बटरी सचालित |
| Model Name | COM100 |
| Number of Batteries | 2 AAA batteries required. |
| Response Time | 0.5 Seconds |
| Reusability | Rechargeable |
| Indoor/Outdoor Usage | Indoor, Outdoor |
| UPC | 095225177507 891144000007 |
| Global Trade Identification Number | 00891144000007 |
| Manufacturer | HM Digital |
| Model number | COM-100 |
| Item Weight | 120 g |
| Product Dimensions | 22.61 x 7.37 x 5.33 cm; 120 g |
| Batteries | 2 AAA batteries required. |
| Item model number | COM-100 |
| Item Height | 2.1 Inches |
| Item Width | 2.9 Inches |
| Voltage | 3 Volts |
| Are batteries included? | No |

## Product Details

- **Brand:** HM Digital
- **Special Feature:** Auto Off
- **Colour:** white
- **Age Range (Description):** Adult
- **Included Components:** Model

## Images

![HM Digital COM100 Waterproof EC/TDS And Temperature Combo Meter - Image 1](https://m.media-amazon.com/images/I/51hfD5nFZmL.jpg)
![HM Digital COM100 Waterproof EC/TDS And Temperature Combo Meter - Image 2](https://m.media-amazon.com/images/I/61IzVp26pKL.jpg)
![HM Digital COM100 Waterproof EC/TDS And Temperature Combo Meter - Image 3](https://m.media-amazon.com/images/I/61tCsxZirvL.jpg)
![HM Digital COM100 Waterproof EC/TDS And Temperature Combo Meter - Image 4](https://m.media-amazon.com/images/I/71wQtNYPw7L.jpg)
![HM Digital COM100 Waterproof EC/TDS And Temperature Combo Meter - Image 5](https://m.media-amazon.com/images/I/71qEIrsAZOL.jpg)

## Questions & Answers

**Q: Can this unit be used to test PH?**
A: FROM HM DIGITAL: The COM-100 is NOT a pH meter. It measures EC (electrical conductivity), TDS (total dissolved solids) and temperature. For pH, please purchase HM Digital's PH-200. For more information, please visit www.tdsmeter.com

**Q: My meter want read over 999 or am I looking at the wrong ppm?**
A: Select 442 scale. Your meter will read more than 999 ppm.

**Q: Any trouble measuring in mS?**
A: FROM HM-DIGITAL: The COM-100 is a professional waterproof EC/TDS meter that has three EC-TDS conversion factors and selectable modes allowing you to measure in the µs, mS, ppm and ppt scales. For more information, please visit, www.tdsmeter.com/products/com100.html

**Q: Isn't one supposed to use calibrating and cleaning solution with this?**
A: I clean mine with a wet Q-tip. There is a TDS calibration solution I use when I recalibrate every month.

## Frequently Bought Together

- HM Digital HMDCOM100 Waterproof EC/TDS And Amp Temperature Combo Meter
- 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.sc/products/177148819-hm-digital-com100-waterproof-ec-tds-and-temperature-combo-meter](https://www.desertcart.sc/products/177148819-hm-digital-com100-waterproof-ec-tds-and-temperature-combo-meter)

---

*Product available on Desertcart Seychelles*
*Store origin: SC*
*Last updated: 2026-03-10*