---
product_id: 83970628
title: "pH/EC/Temperature Meter ATC 3 in 1 Waterproof Pen Type Water Quality Combo Multi-Parameter Tester Monitor Analyzer Acidometer, Test Kit for Aquariums Hydroponics Pool Spa Drinking Purity"
brand: "gain express"
price: "KSh18694"
currency: KES
in_stock: true
url: https://www.desertcart.co.ke/products/83970628-ph-ec-temperature-meter-atc-3-in-1-waterproof-pen
store_origin: KE
region: Kenya
---

# EC up to 19990 µS/cm Precise pH ±0.1 accuracy Temp range 0-50°C with ATC pH/EC/Temperature Meter ATC 3 in 1 Waterproof Pen Type Water Quality Combo Multi-Parameter Tester Monitor Analyzer Acidometer, Test Kit for Aquariums Hydroponics Pool Spa Drinking Purity

**Brand:** gain express
**Price:** KSh18694
**Availability:** ✅ In Stock

## Summary

> 💧 Master your water quality game with precision and ease!

## Quick Answers

- **What is this?** pH/EC/Temperature Meter ATC 3 in 1 Waterproof Pen Type Water Quality Combo Multi-Parameter Tester Monitor Analyzer Acidometer, Test Kit for Aquariums Hydroponics Pool Spa Drinking Purity by gain express
- **How much does it cost?** KSh18694 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.ke](https://www.desertcart.co.ke/products/83970628-ph-ec-temperature-meter-atc-3-in-1-waterproof-pen)

## Best For

- gain express enthusiasts

## Why This Product

- Trusted gain express brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Ready for Any Environment:** Waterproof design with protective cap and hard case—perfect for aquariums, hydroponics, pools, and labs.
- • **Smart Temperature Compensation:** Automatic Temperature Compensation (ATC) guarantees consistent results regardless of environment.
- • **Triple-Check Your Water Quality:** pH, EC, and Temperature all in one sleek pen for ultimate convenience.
- • **Precision That Professionals Trust:** High accuracy readings (±0.1 pH, ±2% EC, ±1°C) ensure reliable data every time.
- • **Effortless Calibration & Portability:** Includes calibration powders, mini screwdriver, and runs on common AG13 batteries—calibrate and go anywhere.

## Overview

This 3-in-1 waterproof pen-type meter measures pH (0.00-14.00), electrical conductivity (0-19990 µS/cm), and temperature (0-50°C) with high accuracy and automatic temperature compensation. Designed for professionals managing aquariums, hydroponics, pools, and labs, it features easy calibration, a protective cap, backlight display, and comes complete with calibration solutions and batteries for immediate use.

## Description

pH/EC/Temperature Meter ATC 3 in 1 Waterproof Pen Type Water Quality Combo Multi-Parameter Tester Monitor Analyzer Acidometer, Test Kit for Aquariums Hydroponics Pool Spa Drinking Purity

## Features

- MEASURING RANGE: 0.00~14.00pH / EC 0~19990uS/cm / Temp 0~50°C (32~122°F)
- FEATURES: with ATC (Automatic temperature compensation), Switchable °C/°F temperature unit, easy calibration and operation and comes with protective cap
- ACCURACY: ±0.1pH / EC ±2%F.S. / Temp ±1°C (±2°F)
- Comes with pH calibration powder (pH 4.01 , pH6.86 and pH9.18) and EC calibration solution (EC 1413)
- POWER SUPPLY: 4 x 1.5V (AG13)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Gain Express Holdings Ltd |
| Part number | WQM-241 |
| Batteries | 4 LR44 batteries required. |
| Item model number | WQM-241 |
| Material | PE_(Polyethylene) |
| Item Package Quantity | 1 |
| Batteries included? | No |
| Batteries Required? | No |
| Battery Cell Type | Zinc Carbon |

## Product Details

- **Brand:** GAIN EXPRESS
- **pH range:** 0.00~14.00pH
- **Recommended uses for product:** aquariums, hydroponics, pool, spa, drinking water purity
- **Unit count:** 1.0 Count
- **Manufacturer:** Gain Express Holdings Ltd

## Images

![pH/EC/Temperature Meter ATC 3 in 1 Waterproof Pen Type Water Quality Combo Multi-Parameter Tester Monitor Analyzer Acidometer, Test Kit for Aquariums Hydroponics Pool Spa Drinking Purity - Image 1](https://m.media-amazon.com/images/I/71MM-gSku4L.jpg)
![pH/EC/Temperature Meter ATC 3 in 1 Waterproof Pen Type Water Quality Combo Multi-Parameter Tester Monitor Analyzer Acidometer, Test Kit for Aquariums Hydroponics Pool Spa Drinking Purity - Image 2](https://m.media-amazon.com/images/I/71+rS-Mk1eL.jpg)
![pH/EC/Temperature Meter ATC 3 in 1 Waterproof Pen Type Water Quality Combo Multi-Parameter Tester Monitor Analyzer Acidometer, Test Kit for Aquariums Hydroponics Pool Spa Drinking Purity - Image 3](https://m.media-amazon.com/images/I/718Npc3ohFL.jpg)
![pH/EC/Temperature Meter ATC 3 in 1 Waterproof Pen Type Water Quality Combo Multi-Parameter Tester Monitor Analyzer Acidometer, Test Kit for Aquariums Hydroponics Pool Spa Drinking Purity - Image 4](https://m.media-amazon.com/images/I/71a0N7v36lL.jpg)
![pH/EC/Temperature Meter ATC 3 in 1 Waterproof Pen Type Water Quality Combo Multi-Parameter Tester Monitor Analyzer Acidometer, Test Kit for Aquariums Hydroponics Pool Spa Drinking Purity - Image 5](https://m.media-amazon.com/images/I/61SxepxpSJL.jpg)

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*Product available on Desertcart Kenya*
*Store origin: KE*
*Last updated: 2026-02-11*