---
product_id: 69795218
title: "Wodwad Aquarium Carbon Dioxide CO2 Indicator Water Drop Shaped Checker Monitor Tester"
brand: "wodwad"
price: "€ 13.31"
currency: EUR
in_stock: true
url: https://www.desertcart.pt/products/69795218-wodwad-aquarium-carbon-dioxide-co2-indicator-water-drop-shaped-checker
store_origin: PT
region: Portugal
---

# Wodwad Aquarium Carbon Dioxide CO2 Indicator Water Drop Shaped Checker Monitor Tester

**Brand:** wodwad
**Price:** € 13.31
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Wodwad Aquarium Carbon Dioxide CO2 Indicator Water Drop Shaped Checker Monitor Tester by wodwad
- **How much does it cost?** € 13.31 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/69795218-wodwad-aquarium-carbon-dioxide-co2-indicator-water-drop-shaped-checker)

## Best For

- wodwad enthusiasts

## Why This Product

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

## Description

Features: High quality of materials. Easy to use and convenient to detect concentration of CO2. Suitable for all kinds of fish tank. Different color of liquid represents different concentration of CO2. BLUE means that CO2's concentration is too low. GREEN means it is normal. YELLOW means that CO2's concentration is too high so that it is harm to fish. A wonderful indicator for feeding fish and observing their living condition. Clear to know and useful. 1 pc of indicator only,other accessories demo in the picture are not included!  Specification: Type: Waterdrop Color: As pictures shown Size: One Size Liquid Height: 7.5cm(2.95in) Indicator: 3.5x2.5cm(1.38x0.98in) Sucker: 2.5x2.5cm(0.98x0.98in) Quantity: 1 Pc Note:1.Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid.  2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!  Package includes: 1 x CO2 indicator

## Features

- Easy to use and convenient to detect concentration of CO2.
- Suitable for all kinds of fish tank.
- Different color of liquid represents different concentration of CO2.
- BLUE means that CO2's concentration is too low. GREEN means it is normal. YELLOW means that CO2's concentration is too high so that it is harm to fish.
- A wonderful indicator for feeding fish and observing their living condition.

## Images

![Wodwad Aquarium Carbon Dioxide CO2 Indicator Water Drop Shaped Checker Monitor Tester - Image 1](https://images-na.ssl-images-amazon.com/images/I/61dl040784L.jpg)
![Wodwad Aquarium Carbon Dioxide CO2 Indicator Water Drop Shaped Checker Monitor Tester - Image 2](https://images-na.ssl-images-amazon.com/images/I/61bu-pS2SSL.jpg)
![Wodwad Aquarium Carbon Dioxide CO2 Indicator Water Drop Shaped Checker Monitor Tester - Image 3](https://images-na.ssl-images-amazon.com/images/I/512d-4sulrL.jpg)
![Wodwad Aquarium Carbon Dioxide CO2 Indicator Water Drop Shaped Checker Monitor Tester - Image 4](https://images-na.ssl-images-amazon.com/images/I/51AvfAHp%2BaL.jpg)
![Wodwad Aquarium Carbon Dioxide CO2 Indicator Water Drop Shaped Checker Monitor Tester - Image 5](https://images-na.ssl-images-amazon.com/images/I/51L1X4okEgL.jpg)

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**Shop now:** [https://www.desertcart.pt/products/69795218-wodwad-aquarium-carbon-dioxide-co2-indicator-water-drop-shaped-checker](https://www.desertcart.pt/products/69795218-wodwad-aquarium-carbon-dioxide-co2-indicator-water-drop-shaped-checker)

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*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-09-09*