---
product_id: 39057153
title: "AZ Digital PH Meter,Big LCD Waterproof pH Pen,High Accuracy Household PH Tester for 2-12 Water Quality Test"
brand: "az instrument"
price: "$343262"
currency: COP
in_stock: false
url: https://www.desertcart.co/products/39057153-az-digital-ph-meter-big-lcd-waterproof-ph-pen-high
store_origin: CO
region: Colombia
---

# AZ Digital PH Meter,Big LCD Waterproof pH Pen,High Accuracy Household PH Tester for 2-12 Water Quality Test

**Brand:** az instrument
**Price:** $343262
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** AZ Digital PH Meter,Big LCD Waterproof pH Pen,High Accuracy Household PH Tester for 2-12 Water Quality Test by az instrument
- **How much does it cost?** $343262 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.co](https://www.desertcart.co/products/39057153-az-digital-ph-meter-big-lcd-waterproof-ph-pen-high)

## Best For

- az instrument enthusiasts

## Why This Product

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

## Description

AZ-8684 pH pen is a handheld, waterproof, and dustproof pocket meter that measures pH and floats, if dropped in liquid.  A portable pocket meter is commonly used to measure the pH of substance in hydroponics, education, water treatment, and swimming pools. This meter has push-button calibration capabilities up to three points for a wide range of results. It features a transparent, protective cap to reduce contamination and protect the sensor. The cap keeps the sensor moist when stored upright, and can be used as a container for sensor-conditioning, or on-site calibration. The meter's waterproof and dustproof housing has IP67-rating for protection against solid objects or liquids. The tester has a long-lasting sensor with Polyvinylidene Fluoride (PVDF) reference junction with polymer gel for long lifespan. The meter has a large, upright, single-line LCD screen for ease of viewing, a hold function which freezes readings for recording, and an auto shut-off to extend the life of the batteries. It has a click-lock battery cover for battery access to replace batteries without tools.  Specifications: *.Measuring range:2.0-12.0 pH *.Resolution:0.1 pH *. Accuracy:+/-0.3pH *. Display:LCD Backlight *.LCD size:30(H)*8(W)mm *.Sensor Life Time>6 months(with good maintenance) Package Includes:  1. pH meter X 1 2. LR44 button battery X 4 3. User's manual X 1 4. Color box X 1

## Features

- ✔Waterproof LCD:Large clear LCD screen with dual display of PH and temperature,and indications of completed calibrations and stable readings
- ✔AUTO CALIBRATION: No need to work with color charts or messy test strips, this meter get the result fast and accurate,2.0 pH readout accuracy,0.3 Resolution,IP65 water proof,it is esay to read in the dark
- ✔Sensor life time greater than 6 months(with good maintenance)
- ✔EASY TO USE:Data hold function and cap to keep sensor wet and last life time. As well,the tester has battery low indicator,replaceable electrode and long battery life
- ✔WIDE USE:Children can do scientific experiments,more interesting.Ideal for household or laboratory use; Suitable for testing pH balance of drinking water, pool, aquarium, RO system, Spa, or hydroponics; Appropriate for wide range of applications

## Images

![AZ Digital PH Meter,Big LCD Waterproof pH Pen,High Accuracy Household PH Tester for 2-12 Water Quality Test - Image 1](https://images-na.ssl-images-amazon.com/images/I/41sGTdw6MCL.jpg)
![AZ Digital PH Meter,Big LCD Waterproof pH Pen,High Accuracy Household PH Tester for 2-12 Water Quality Test - Image 2](https://images-na.ssl-images-amazon.com/images/I/51qUGv4T73L.jpg)
![AZ Digital PH Meter,Big LCD Waterproof pH Pen,High Accuracy Household PH Tester for 2-12 Water Quality Test - Image 3](https://images-na.ssl-images-amazon.com/images/I/51cgCF4AOOL.jpg)
![AZ Digital PH Meter,Big LCD Waterproof pH Pen,High Accuracy Household PH Tester for 2-12 Water Quality Test - Image 4](https://images-na.ssl-images-amazon.com/images/I/51ltYqsWokL.jpg)
![AZ Digital PH Meter,Big LCD Waterproof pH Pen,High Accuracy Household PH Tester for 2-12 Water Quality Test - Image 5](https://images-na.ssl-images-amazon.com/images/I/41FRWYqtR6L.jpg)

---

## 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/products/39057153-az-digital-ph-meter-big-lcd-waterproof-ph-pen-high](https://www.desertcart.co/products/39057153-az-digital-ph-meter-big-lcd-waterproof-ph-pen-high)

---

*Product available on Desertcart Colombia*
*Store origin: CO*
*Last updated: 2026-03-08*