---
product_id: 679590289
title: "WEAQUA Water Hardness Test Kit - DoubleCheck200 Strips with Sample Cup - Hard Water Testing Kit"
brand: "weaqua"
price: "¥5258"
currency: JPY
in_stock: true
reviews_count: 5
category: "Weaqua"
url: https://www.desertcart.jp/products/679590289-weaqua-water-hardness-test-kit-doublecheck200-strips-with-sample-cup
store_origin: JP
region: Japan
---

# Precise digital TDS readings Large, clear LCD display AI-powered self-calibration WEAQUA Water Hardness Test Kit - DoubleCheck200 Strips with Sample Cup - Hard Water Testing Kit

**Brand:** weaqua
**Price:** ¥5258
**Availability:** ✅ In Stock

## Summary

> 💧 Stay ahead of hard water woes with AI precision!

## Quick Answers

- **What is this?** WEAQUA Water Hardness Test Kit - DoubleCheck200 Strips with Sample Cup - Hard Water Testing Kit by weaqua
- **How much does it cost?** ¥5258 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/679590289-weaqua-water-hardness-test-kit-doublecheck200-strips-with-sample-cup)

## Best For

- weaqua enthusiasts

## Why This Product

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

## Key Features

- • **AI-Driven Accuracy:** Experience flawless self-calibration for reliable water quality insights every time.
- • **User-Friendly Design:** Perfect for both water quality pros and first-time testers—no expertise needed.
- • **Versatile Testing Power:** Ideal for drinking water, aquariums, hydroponics, and more—know your water anywhere.
- • **Bulk Testing Convenience:** 200 strips plus sample cup included—stay ahead with frequent, hassle-free checks.
- • **Instant Digital Readings:** Get precise TDS and PPM measurements at a glance with the large LCD screen.

## Overview

The WEAQUA DoubleCheck200 Water Hardness Test Kit combines AI-powered self-calibration with a large LCD display to deliver precise total dissolved solids (TDS) measurements. Designed for ease of use, it’s perfect for professionals and beginners testing water quality in drinking water, aquariums, and hydroponics. With 200 test strips and a sample cup included, it offers bulk convenience and reliable results every time.

## Description

Product description TDS Meter AI-Supported Self-Calibrating for Accurate Results - Total Dissolved Solids Meter- Water Quality Meter Ideal for Drinking Water, Hydroponics, TDS and PPM Measurement Manufacturer Contact Information WEAQUA

Review: Works well
Review: Plenty of tests

## Features

- SELF-CALIBRATION - Powered by AI technology, our TDS water tester guarantees dependable and accurate results every time.
- ACCURATE TDS MEASUREMENT - Our TDS meter digital water tester provides precise digital readings for total dissolved solids (TDS) in water.
- EASY TO USE - With its user-friendly design, our TDS pen is suitable for beginners and professionals alike.
- LARGE LCD DISPLAY - The TDS ppm meter features a large, easy-to-read LCD screen for clear and instant results.
- WIDE RANGE OF APPLICATIONS - Use it to test water quality in drinking water, aquariums, hydroponics, and more.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D5DLWK43 |
| Brand | WEAQUA |
| Brand Name | WEAQUA |
| Customer Reviews | 4.5 out of 5 stars 904 Reviews |
| Included Components | 1 TDS Meter + 1 User Manual |
| Item Weight | 2.08 Ounces |
| Manufacturer | WEAQUA |
| Manufacturer Contact Information | WEAQUA |
| Material | ion-selective membranes or reagents |
| Material Type | ion-selective membranes or reagents |
| Recommended Uses For Product | water testing |
| Recommended uses for product | water testing |
| Unit Count | 200 Count |
| Unit count | 200 Count |

## Product Details

- **Brand:** WEAQUA
- **Manufacturer:** WEAQUA
- **Material:** ion-selective membranes or reagents
- **Recommended uses for product:** water testing
- **Unit count:** 200 Count

## Images

![WEAQUA Water Hardness Test Kit - DoubleCheck200 Strips with Sample Cup - Hard Water Testing Kit - Image 1](https://m.media-amazon.com/images/I/810KR0QzV6L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works well
*by H***R on 14 January 2026*



### ⭐⭐⭐⭐ Plenty of tests
*by A***R on 10 July 2025*



### ⭐⭐⭐⭐⭐ Ideal
*by S***N on 30 December 2025*



## Frequently Bought Together

- DoubleCheck Water Hardness Test Kit 200 Strips with Sample Cup - Hard Water Testing Strips (0-25 gpg / 0-425 ppm)
- WeAQUA Water Hardness Test Kit - DoubleCheck 50 Strips - Hard Water Testing Kit – Tests Calcium & Magnesium (0–425 PPM) – for Tap, Well, Drinking, Pool, Spa & Dishwasher
- 2024 All-New 4 in 1 Tds Meter Digital Water Tester - Accurate and Reliable TDS EC & Temp(°C,°F) Meter - 0-9990ppm - Professional Testing for Drinking Water, RO/DI System, Aquariums etc

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**Shop now:** [https://www.desertcart.jp/products/679590289-weaqua-water-hardness-test-kit-doublecheck200-strips-with-sample-cup](https://www.desertcart.jp/products/679590289-weaqua-water-hardness-test-kit-doublecheck200-strips-with-sample-cup)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-03-03*