

ATuMan TDS Digital Water Purity Measurement Quality Tester Pen
৳1580
৳890
44% OFF
Corporate & Bulk Orders
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The ATuMan TDS Digital Water Purity Tester Pen is a precision instrument designed to measure Total Dissolved Solids (TDS) in liquid solutions, helping you verify the safety of your drinking water or the condition of aquarium environments. With a measurement range of 0-4990 ppm and a responsive titanium alloy probe, it provides reliable, real-time data for both home and professional users who demand accuracy in their hydration and testing routines.
Key takeaways
- Precision: Measures TDS from 0 to 4990 ppm with temperature compensation.
- Durability: Features a corrosion-resistant titanium alloy probe for long-term reliability.
- Simplicity: One-button operation provides instant digital LCD readouts.
- Versatility: Ideal for home, office, hydroponics, and pool maintenance.
What is the ATuMan TDS Tester Pen?
Our Adatun team has evaluated this device to ensure it meets the needs of users requiring consistent water quality monitoring. The ATuMan TDS Digital Water Purity Tester Pen works by detecting the concentration of ionized substances in a liquid, giving you a clear numerical value. Understanding these levels is essential for maintaining healthy environments for sensitive plants or ensuring tap water meets personal safety standards.
Key Features and Engineering
- Titanium Alloy Probe: Unlike standard metal sensors, our titanium alloy probe resists oxidation, ensuring that your measurements remain consistent even after repeated use in various liquids.
- Automatic Temperature Compensation (ATC): Water density changes with temperature, which can skew readings. The built-in ATC technology automatically corrects these deviations to provide a stable, accurate reading every time you test.
- Portable Design: The pen-style form factor is optimized for fieldwork. It fits easily in a pocket or toolkit, making it the preferred choice for people who need to test water quality on the go.
- High-Contrast LCD Screen: The clear digital display allows for quick identification of results, even in low-light conditions, which is helpful when checking aquarium tanks under cabinets.
Specifications
- Brand: ATuMan
- Measurement Range: 0-4990 ppm
- Probe Material: Titanium alloy
- Operation: One-button interface
- Display Type: LCD
- Power Source: Replaceable battery
Why Choose This Tester for Your Needs
Maintaining the right balance of dissolved solids is critical across many hobbies and professional tasks. Whether you are managing an aquarium, maintaining a hydroponic garden, or simply monitoring the performance of your home water filtration system, knowing your TDS count is the first step toward effective management.
We have found that this tool is particularly suited for individuals who need quick verification without complex laboratory equipment. It removes the guesswork associated with water quality, allowing you to make informed decisions about whether to filter, treat, or replace your water supply. The device is built for durability, ensuring that it remains a staple in your toolkit for years to come.
Use Case: Aquarium Maintenance
For aquarium enthusiasts, TDS levels directly affect fish health and plant growth. Using the ATuMan pen helps you determine if your source water is suitable or if a water change is required to keep your tank environment stable.
Use Case: Hydroponics and Gardening
Hydroponic systems require precise nutrient concentrations. This meter allows you to track the total solute levels in your solution, ensuring your plants receive the optimal nutrient density for vigorous development.
What's Included
- 1 x ATuMan TDS Digital Water Purity Tester Pen
- Integrated protective cap
- Instruction manual






- Full refund available
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- A TDS reading of 40 ppm indicates that the water contains a very low concentration of dissolved solids. In most residential and drinking water standards, a value below 40 ppm is considered to be of excellent quality, signifying clean and filtered hydration that is generally safe for consumption and domestic use.
- The ATuMan TDS pen can be used as frequently as your specific application requires. For home drinking water, a weekly check is usually sufficient. However, for more dynamic environments like hydroponics or aquarium maintenance, you may want to use it daily or during each water change to ensure your liquid conditions remain within your desired range.
- The ATuMan TDS tester pen features a probe area designed for immersion in liquids to perform measurements. While the probe itself is corrosion-resistant, the main body housing the LCD and battery components is not fully submersible. Always keep the upper portion of the device dry to prevent damage to the internal electronics and ensure long-term functionality.
- The ATuMan TDS tester pen is pre-calibrated for high accuracy during the manufacturing process. Under normal household use, it remains precise. If you are using it in a laboratory setting or for high-precision scientific applications where extreme accuracy is mandatory, periodic verification against a known standard solution is recommended to ensure the readings continue to meet your professional requirements.
Related in this store
- Mi TDS Tester— Direct alternative for comparing water quality monitoring tools.
- Smart Electric Kettle— Complements water testing by providing heated filtered water options.
- Xiaomi Thermometer— Useful for monitoring the environment alongside liquid testing.
Sources
- WHO Drinking Water Guidelines— Authoritative global standard for water quality and safety.
- EPA Water Quality Standards— Provides context on dissolved solids in residential water systems.
Reviewed by Adatun Team — reviewed by our category experts