---
product_id: 79526970
title: "Apera Instruments TDS20 Value Waterproof TDS Pocket Tester, Accuracy: ±1% F.S, 0.5˚C, Complete Kit"
brand: "apera instruments"
price: "€ 224.18"
currency: EUR
in_stock: true
reviews_count: 1
url: https://www.desertcart.fi/products/79526970-apera-instruments-tds20-value-waterproof-tds-pocket-tester-accuracy-1
store_origin: FI
region: Finland
---

# ±1% accuracy 1000 hrs battery life Auto Temp. Compensation 0-50°C Apera Instruments TDS20 Value Waterproof TDS Pocket Tester, Accuracy: ±1% F.S, 0.5˚C, Complete Kit

**Brand:** apera instruments
**Price:** € 224.18
**Availability:** ✅ In Stock

## Summary

> 🌟 Stay sharp, stay precise — the TDS20 keeps your water quality game on point!

## Quick Answers

- **What is this?** Apera Instruments TDS20 Value Waterproof TDS Pocket Tester, Accuracy: ±1% F.S, 0.5˚C, Complete Kit by apera instruments
- **How much does it cost?** € 224.18 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/79526970-apera-instruments-tds20-value-waterproof-tds-pocket-tester-accuracy-1)

## Best For

- apera instruments enthusiasts

## Why This Product

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

## Key Features

- • **All-Inclusive Kit:** Comes with calibration solutions, batteries, lanyard, and rugged case—ready to go out of the box.
- • **Temperature-Ready:** Auto temperature compensation ensures consistent results across 0-50°C environments.
- • **Long-Lasting Power:** Up to 1000 hours of continuous use powered by included AAA batteries keeps you measuring without interruption.
- • **Precision You Can Trust:** BPB probe delivers ±1% full scale accuracy for reliable TDS readings every time.
- • **Smart Calibration, Zero Hassle:** Auto calibration with buffer recognition keeps your measurements flawless and effortless.

## Overview

The Apera Instruments TDS20 is a waterproof, pocket-sized TDS tester featuring a brush-resistant platinum black probe for ±1% accuracy, auto calibration with buffer recognition, and auto temperature compensation from 0 to 50°C. It includes a complete kit with calibration solutions, batteries, and a rugged carrying case, offering up to 1000 hours of continuous operation. CE certified with a 2-year warranty, it’s the professional’s choice for reliable water quality testing on the go.

## Description

Apera Instruments TDS20 Value Waterproof TDS Pocket Tester, Accuracy: ±1% F.S, 0.5˚C, Complete Kit

## Features

- APERA's unique BPB (Brush-resistant Platinum Black) probe ensures high accuracy and consistency in a wide-range of TDS measurements
- EASY Auto Calibration with auto buffer recognition; Auto Temp. Compensation (ATC) ensures accuracy in variant temperatures (0-50.0˚C)
- LARGE CLEAR LCD with DUAL Display of temp./ppm, and REMINDERS of completed calibrations and stable readings
- COMPLETE KIT with READY-TO-USE calibration solutions, AAA batteries, and a lanyard in a rugged portable carrying case. 1000 hours' continuous operation time powered by AAA batteries.
- The meter is CE certified and comes with a 2-YEAR Warranty (6 months for the probe). In India, IPSI provides warranty only for Apera products sold through it’s authorized distribution channel.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Apera Instruments |
| Manufacturer | Shanghai Sanxin Instrumentation |
| Model number | AI213 |
| Colour | Green and White |
| Number of Memory Sticks | 1 |
| Item Weight | 110 g |
| Product Dimensions | 19.6 x 8.6 x 3.3 cm; 110.56 g |
| Batteries | 4 AAA batteries required. (included) |
| Item model number | AI213 |
| Item Height | 3.3 Centimeters |
| Item Width | 8.6 Centimeters |
| Are batteries included? | Yes |

## Images

![Apera Instruments TDS20 Value Waterproof TDS Pocket Tester, Accuracy: ±1% F.S, 0.5˚C, Complete Kit - Image 1](https://m.media-amazon.com/images/I/61Ao3j-VVrL.jpg)
![Apera Instruments TDS20 Value Waterproof TDS Pocket Tester, Accuracy: ±1% F.S, 0.5˚C, Complete Kit - Image 2](https://m.media-amazon.com/images/I/719hWuT8auL.jpg)
![Apera Instruments TDS20 Value Waterproof TDS Pocket Tester, Accuracy: ±1% F.S, 0.5˚C, Complete Kit - Image 3](https://m.media-amazon.com/images/I/91PyXvrMveL.jpg)
![Apera Instruments TDS20 Value Waterproof TDS Pocket Tester, Accuracy: ±1% F.S, 0.5˚C, Complete Kit - Image 4](https://m.media-amazon.com/images/I/91zXB2cPerL.jpg)
![Apera Instruments TDS20 Value Waterproof TDS Pocket Tester, Accuracy: ±1% F.S, 0.5˚C, Complete Kit - Image 5](https://m.media-amazon.com/images/I/81lEgb3Qi-L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐ Is it water testing oxygen meter?
*by A***. on 14 September 2018*

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## Frequently Bought Together

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**Shop now:** [https://www.desertcart.fi/products/79526970-apera-instruments-tds20-value-waterproof-tds-pocket-tester-accuracy-1](https://www.desertcart.fi/products/79526970-apera-instruments-tds20-value-waterproof-tds-pocket-tester-accuracy-1)

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*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-02-03*