---
product_id: 218363548
title: "2 Pack Drop Checker, Aquarium CO2 Tester Monitor Glass Drop Checker Aquarium CO2 Detector for Planted Fish Tank"
brand: "yangfei"
price: "¥3885"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/218363548-2-pack-drop-checker-aquarium-co2-tester-monitor-glass-drop
store_origin: JP
region: Japan
---

# Compact 5x5cm size Crystal-clear glass design Precision CO2 monitoring 2 Pack Drop Checker, Aquarium CO2 Tester Monitor Glass Drop Checker Aquarium CO2 Detector for Planted Fish Tank

**Brand:** yangfei
**Price:** ¥3885
**Availability:** ✅ In Stock

## Summary

> 🌿 Dive into crystal-clear CO2 control and watch your aquarium thrive!

## Quick Answers

- **What is this?** 2 Pack Drop Checker, Aquarium CO2 Tester Monitor Glass Drop Checker Aquarium CO2 Detector for Planted Fish Tank by yangfei
- **How much does it cost?** ¥3885 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/218363548-2-pack-drop-checker-aquarium-co2-tester-monitor-glass-drop)

## Best For

- yangfei enthusiasts

## Why This Product

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

## Key Features

- • **Compact & Convenient:** Perfectly sized 5x5cm checker with suction cup for effortless tank attachment.
- • **Simple Setup, Instant Insight:** Just add indicator solution and attach below water surface—monitor CO2 like a pro.
- • **Premium Glass for Ultimate Clarity:** Durable, non-toxic glass ensures easy observation and long-lasting use.
- • **Dual Pack for Continuous Monitoring:** Two checkers mean double the peace of mind for your planted aquarium.
- • **Accurate CO2 Levels, Healthier Aquatic Life:** Keep your fish and plants thriving with precise CO2 monitoring.

## Overview

This 2-pack aquarium CO2 drop checker features high-quality glass construction and a compact 5x5cm design with suction cups for easy tank attachment. It provides precise, real-time monitoring of CO2 levels, essential for maintaining optimal health of aquatic plants and fish. Easy to use with indicator solution (not included), it’s a must-have tool for any planted or tropical fish aquarium enthusiast.

## Description

2 Pack Drop Checker, Aquarium CO2 Tester Monitor Glass Drop Checker Aquarium CO2 Detector for Planted Fish Tank

## Features

- Essential CO2 Test Tool: Fish tank co2 drop checker can help you monitor co2 content in the aquarium and keep the health of your fishes and plants.
- Application: CO2 drop checker is suitable for aquarium and fish, especial for ornamental and breeding of aquatic plants and tropical fish.
- Premium Material: 2 Pack aquarium co2 checker is made of high-quality glass material, non-toxic and odorless, safe and durable. Transparent color, easy to observe and clean.
- Proper Size: The size of aquarium co2 monitor is 5*5cm. With suction cup, easy to attach to the wall of fish tank.
- Easy To Use: Drop 5 drops co2 indicator solution (not include) and some aquarium water into aquarium co2 detector, and then attach to the inner wall of aquarium. (You need to install the monitor below the water surface about 10cm)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Package Dimensions | 19.6 x 11.6 x 1.5 cm; 48 g |
| Manufacturer reference | YF-2jianceqi-0710 |
| Item Form | round, tube-shaped |
| Size | 2 Count (Pack of 1) |
| Number of Items | 1 |
| Quantity | 1 |
| Batteries required | No |
| Batteries Included | No |
| Item Weight | 48 g |

## Product Details

- **Brand:** Yangfei
- **Liquid volume:** 25 Centilitres
- **Item weight:** 48 Grams
- **Item form:** round, tube-shaped
- **Manufacturer:** Yangfei

## Images

![2 Pack Drop Checker, Aquarium CO2 Tester Monitor Glass Drop Checker Aquarium CO2 Detector for Planted Fish Tank - Image 1](https://m.media-amazon.com/images/I/51iD8rWDBKL.jpg)

## Frequently Bought Together

- 2 Pack CO2 Drop Checker, Aquarium CO2 Tester Monitor CO2 Glass Drop Checker Aquarium CO2 Detector for Planted Fish Tank
- Neutro Bromo Blue 100ml - CO2 Drop Checkers Planted Aquariums pH Monitor
- Sodium Bicarbonate of Soda - 2kg | 100% Food Grade | Cooking, Bath Bombs & Cleaning

---

## 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.jp/products/218363548-2-pack-drop-checker-aquarium-co2-tester-monitor-glass-drop](https://www.desertcart.jp/products/218363548-2-pack-drop-checker-aquarium-co2-tester-monitor-glass-drop)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-02-16*