---
product_id: 267856059
title: "pH Meter, 3-in-1 TDS Meter Digital Water Tester with 0.01 High Precision"
brand: "pmoyoko"
price: "€ 62.62"
currency: EUR
in_stock: true
category: "Pmo Yo Ko"
url: https://www.desertcart.be/products/267856059-ph-meter-3-in-1-tds-meter-digital-water-tester
store_origin: BE
region: Belgium
---

# 0.01 pH precision 3-in-1 pH/TDS/Temp testing 32°F–140°F temp range pH Meter, 3-in-1 TDS Meter Digital Water Tester with 0.01 High Precision

**Brand:** pmoyoko
**Price:** € 62.62
**Availability:** ✅ In Stock

## Summary

> 💧 Precision Meets Portability — Never Miss a Beat in Water Quality!

## Quick Answers

- **What is this?** pH Meter, 3-in-1 TDS Meter Digital Water Tester with 0.01 High Precision by pmoyoko
- **How much does it cost?** € 62.62 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/267856059-ph-meter-3-in-1-tds-meter-digital-water-tester)

## Best For

- pmoyoko enthusiasts

## Why This Product

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

## Key Features

- • **Temperature-Compensated Accuracy:** Advanced ATC technology guarantees reliable pH results across a wide temperature range (32°F–140°F), eliminating guesswork.
- • **All-in-One Water Quality Analysis:** Simplify your toolkit with simultaneous pH, TDS, and temperature measurements—no device swapping needed.
- • **Lab-Grade Precision at Your Fingertips:** Experience ultra-accurate 0.01 resolution readings trusted by professionals across brewing, aquariums, and R&D.
- • **Smart Backlit Display for Any Environment:** Auto-activated bright backlight ensures effortless readings even in low-light grow tents or nighttime testing.
- • **Pocket-Sized Portability for On-the-Go Testing:** Compact and lightweight design fits in your pocket, perfect for poolside, garden, or field water quality checks anytime.

## Overview

The PmoYoKo 3-in-1 Digital pH Meter delivers lab-grade precision with 0.01 resolution, measuring pH, TDS, and temperature simultaneously. Featuring an auto-activated backlit LCD and advanced ATC temperature compensation, it ensures accurate water quality testing across 32°F–140°F. Its compact, pocket-sized design makes it ideal for professionals and enthusiasts monitoring pools, aquariums, hydroponics, and beverages on the go.

## Description

pH Meter, 3-in-1 TDS Meter Digital Water Tester with 0.01 High Precision | 0-14 pH Test Range, LCD Display, ATC, Pocket Size TDS/Temp/pH Tester for Wine, Aquarium, Pool, Indoor Plants and Drinking: desertcart.com: Industrial & Scientific

## Features

- 【3-in-1 pH Meter】PmoYoKo 3-in-1 pH meter delivers high-precision simultaneous pH, TDS, and temperature readings. This TDS tester offers full water quality analysis for safe use, replacing 3 single-function tools to simplify testing for pools, gardening, and daily use—no device switching needed
- 【High Accuracy pH Meter for Water】TDS meter digital water tester features 0.01 high-resolution chip & premium electrode for fast, accurate readings. Lab-trusted for cosmetics, fermentation, aquariums, R&D, brewing & tank water testing. Lab-grade reliable results, no guesswork—ideal for complex setups
- 【Friendly Backlight】Water tester for drinking water with auto-activated bright backlight. Effortless pH/TDS/temp testing & hydroponic monitoring—no squinting or repeated presses. Smart power keeps backlight on for hours, perfect for nighttime/low-light grow tents/hydro/aeroponic growers
- 【Pocket Size pH Meter for Water】This tiny and handheld TDS meter fits in your pocket so you can carry everywhere for testing aquarium, pool, garden, bath, spa, and even drinking water/liquid mixes , wine, soap, beer. Perfect for on - the - go pH checks
- 【pH Meter to Improve Water Quality】3-in-1 pH/TDS/temp meter for accurate water quality testing. Perfect pH & TDS for daily drinking water. Essential for aquariums—prevents gill irritation, regulates hardness, eases fish stress, tds water tester fits tank setup/changes/disease prevention. Tidy up fish tools & improve fish survival
- 【ATC Digital pH Meter】No need to monitor sample temperature—this water tester for drinking water delivers accurate pH readings across 32°F–140°F (0°C–60°C), eliminating inaccuracies caused by temperature fluctuations
- 【How to calibrate the pH Meter/TDS Meter?】 1. Add pH4.00/pH6.86/pH9.18 buffer powder to water and stir thoroughly 2. Press the ON/OFF button to switch to pH mode, submerge the electrode into the standard solution and wait 5–10 seconds 3. Press and hold the MODE/CAL button for 6 seconds then release; wait for 3 flashes until readings stabilize, calibration is complete
- 【Tips】 For better using experience, we recommend to soak the tds meter digital water tester in clear water for 5 minutes before starting calibration after receive the product. Because it may cause inaccurate readings if customer immediate use for the first time

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08RD488NP |
| Battery Description | Alkaline |
| Best Sellers Rank | #8,137 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #8 in Lab pH Meters |
| Brand Name | PmoYoKo |
| Color | Grey |
| Customer Reviews | 4.0 4.0 out of 5 stars (2,256) |
| Global Trade Identification Number | 00721678690132 |
| Included Components | 1*pH Meter Digtal, 3 pH buffer powder |
| Item Dimensions W x H | 1.5"W x 7.2"H |
| Item Highlight | 0-14 pH Test Range, LCD Display, ATC, Pocket Size TDS/Temp/pH Tester for Wine, Aquarium, Pool, Indoor Plants and Drinking |
| Item Weight | 0.17 kg |
| Manufacturer | PmoYoKo |
| Model | EZ-9901 |
| Mounting Type | Tabletop |
| Number of Items | 1 |
| Part Number | PH-9901 |
| Temperature Accuracy | 0.5 |
| Temperature Reading Accuracy | plus_minus_0_point_5_degrees_celsius |
| UPC | 692041265243 692041265113 721678690132 692041265106 |
| Unit Count | 1 Count |
| Upper Temperature Range | 140 °F |
| Voltage | 1.5 volts |

## Product Details

- **Battery Description:** Alkaline
- **Brand:** PmoYoKo
- **Color:** Grey
- **Item Weight:** 0.17 kg
- **Product Dimensions:** 1.5"W x 7.2"H

## Images

![pH Meter, 3-in-1 TDS Meter Digital Water Tester with 0.01 High Precision - Image 1](https://m.media-amazon.com/images/I/61maQGhGfnL.jpg)

## Questions & Answers

**Q: When you meet calibration error-like you would like to calibrate pH 6.86 but get 4.01 value, please**
A: Long press the "HOLD/TEMP" & "MODE/CAL" Button for 3-5 seconds to restore factory Settings, and then use the powder pack for calibration the Digital pH meter

**Q: It took a long time to calibrate or after calibrating, the reading was tested but the reading came out "0" value?**
A: Please check whether the glass probe was broken. If not that means you met calibration error. For this issue, please long press the "HOLD/TEMP" & "MODE/CAL" Button for 3-5 seconds to restore factory Settings, and then use the powder pack to calibrate

**Q: For better using experience of the pH meter for water**
A: We recommend to soak the pH meter in clear water for 5 minutes before starting calibration after receive the product or long time no use. Because it may cause inaccurate readings if you immediate use for the first time or long time no use.

**Q: Accuracy of this digital pool water tester**
A: ±0.01 pH Resolution, pH Range: 0.00 to 14.00 pH; 1ppm, ±0.1ppt Resolution, TDS Value: -9990ppm; ±32.9˚F/0.5˚C Resolution,TEMP: 32 to 140˚F (0 to 60˚C); Auto Power-Off: 5 minutes without operation.

**Q: Why isn't the pH meter calibrating correctly after following the temperature and solution instructions?**
A: Please check if the product has gotten water inside. If it has, please disassemble the product, shake out the water, and then let it air dry naturally.

## Frequently Bought Together

- Digital pH Meter Tester Pen With 3 Calibration Powders, 0.01 Accuracy, Pocket Size, LCD Display for Household Drinking, Pool and Aquarium
- Nynelly 15 Pack pH Meter Buffer Solution Powder pH 6.86, 4.01, 9.18 for Precise Calibrate pH Meter, pH Calibration Powder Solution, pH Tester Calibration Powder Packets
- VOGRYE Professional Lab Coat for Men Women Long Sleeve, White, Unisex

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*Product available on Desertcart Belgium*
*Store origin: BE*
*Last updated: 2026-10-26*