---
product_id: 169587300
title: "HLL Portable Digital Pen Dissolved Oxygen Meter Water Quality Tester Do Meter,Pen ORP Meter Detector Test Range 0-20 Mg/L"
brand: "hll"
price: "€ 200.89"
currency: EUR
in_stock: true
category: "Sporting Goods"
url: https://www.desertcart.gr/products/169587300-hll-portable-digital-pen-dissolved-oxygen-meter-water-quality-tester
store_origin: GR
region: Greece
---

# HLL Portable Digital Pen Dissolved Oxygen Meter Water Quality Tester Do Meter,Pen ORP Meter Detector Test Range 0-20 Mg/L

**Brand:** hll
**Price:** € 200.89
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** HLL Portable Digital Pen Dissolved Oxygen Meter Water Quality Tester Do Meter,Pen ORP Meter Detector Test Range 0-20 Mg/L by hll
- **How much does it cost?** € 200.89 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/169587300-hll-portable-digital-pen-dissolved-oxygen-meter-water-quality-tester)

## Best For

- hll enthusiasts

## Why This Product

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

## Description

Measuring range: ±1200mVResolution: 1mVAccuracy: ±2mVCorrection: Corrected, users can use it directlyTemperature display: 1°C/2°FSize: 188 x 38mm, * includes electrodes.Working temperature: 0 ~ 50 ° C (32 ~ 122 ° F)Weight: 88 g (including electrodes)It has small volume, high precision, stable and reliable operation. It can simultaneously measure and display the ORP value and temperature value of the solution, which is easy to operate. It is the choice of field and laboratory testing and control of ORP values. Widely used in ORP value monitoring in the chemical, pharmaceutical, electronics, food and other industries.

## Features

- The instrument can be divided into two parts: the sensor and the electronic unit. Sensor membrane type polarographic oxygen electrode. The electronic unit consists of a high integrated circuit. The instrument uses a dot matrix liquid crystal display that displays dissolved oxygen values and temperatures.
- LCD display, mV value and temperature value dual display, data lock function.
- Automatic temperature compensation, fast response time, automatic shutdown function, easy and quick electrode replacement, reducing the cost of use.
- Portable, easy to carry, small size, light weight, wide measuring range
- The default temperature unit of the dissolved oxygen meter is °C. If you need to change the temperature of the instrument, please do the following: in the off position, press and hold HOLD, then press the ON / OFF switch to turn on, wait for the right side of the display: when "° When "C" or "F", release "Hold"; select "F" or "°C" according to CAL again; after selection, press HOLD to save.

## Images

![HLL Portable Digital Pen Dissolved Oxygen Meter Water Quality Tester Do Meter,Pen ORP Meter Detector Test Range 0-20 Mg/L - Image 1](https://images-na.ssl-images-amazon.com/images/I/51qJPeKQ5HL.jpg)
![HLL Portable Digital Pen Dissolved Oxygen Meter Water Quality Tester Do Meter,Pen ORP Meter Detector Test Range 0-20 Mg/L - Image 2](https://images-na.ssl-images-amazon.com/images/I/514tFukqoWL.jpg)
![HLL Portable Digital Pen Dissolved Oxygen Meter Water Quality Tester Do Meter,Pen ORP Meter Detector Test Range 0-20 Mg/L - Image 3](https://images-na.ssl-images-amazon.com/images/I/51w9oY%2BlsBL.jpg)
![HLL Portable Digital Pen Dissolved Oxygen Meter Water Quality Tester Do Meter,Pen ORP Meter Detector Test Range 0-20 Mg/L - Image 4](https://images-na.ssl-images-amazon.com/images/I/6142fJX71XL.jpg)
![HLL Portable Digital Pen Dissolved Oxygen Meter Water Quality Tester Do Meter,Pen ORP Meter Detector Test Range 0-20 Mg/L - Image 5](https://images-na.ssl-images-amazon.com/images/I/61uVm1PFh%2BL.jpg)

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*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-06-08*