Accurate readings
±2% accuracy helps you trust the quality of your water, whether you're checking drinking water or a hydroponic system.
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Why customers love it
Know your water quality in seconds
This 4-in-1 digital water tester measures TDS, EC, and temperature with ±2% accuracy, so you can monitor drinking water, aquariums, pools, and hydroponic systems with confidence.
- Measures TDS, EC, and temperature in °C or °F
- ±2% accuracy for reliable readings
- Backlit LCD display for low-light visibility
- Auto-lock function holds results for easy review
- Titanium alloy probe for consistent performance
- Compact pen-style design for comfortable handling
Why you'll love it
Easy to read anywhere
The backlit LCD display makes results visible even in low-light conditions.
Results you can review
The auto-lock function holds your measurement on screen, so you don't have to rush to read it.
Built to last
A durable titanium alloy probe supports consistent, reliable performance over time.
Specs
The details that matter
- Measurement range
- TDS 0-9990 ppm
- Parameters
- TDS, EC, temperature
- Temperature units
- °C and °F
- Probe material
- Titanium alloy
- Display
- Backlit LCD
More details
This 4-in-1 digital water tester delivers precise measurements of TDS, EC, and temperature (in both Celsius and Fahrenheit) to help you monitor water quality with confidence. Ideal for ensuring the purity of drinking water, maintaining aquariums, and optimizing hydroponic systems.
- Measures TDS (0–9990 ppm), EC, and temperature with ±2% accuracy
- Backlit LCD display for easy reading in low-light conditions
- Auto-lock function holds results for convenient review
- Durable titanium alloy probe ensures consistent, reliable performance
- Compact pen-style design is comfortable to hold and easy to store
- Works for drinking water, RO/DI systems, aquariums, pools, spas, and hydroponics
Perfect for home use, fishkeeping, gardening, and anyone who wants to keep their water clean and safe.
Frequently asked questions
Everything you might want to know before you order.
What does this tester measure?
It measures TDS, EC, and temperature, giving you a 4-in-1 view of your water quality.
What is the TDS measurement range?
The TDS range is 0–9990 ppm, covering a wide variety of water conditions.
Can I switch between temperature units?
Yes, the tester displays temperature in both Celsius and Fahrenheit.
How do I read the results in low light?
The backlit LCD display makes readings easy to see even in dim conditions.
Why does the reading stay on screen?
The auto-lock function holds your result on the display so you can review it at your own pace.
What is the probe made of?
The probe is made of durable titanium alloy for consistent, reliable performance.
How do delivery and returns work?
Shipping
Free standard shipping
To Germany: 1–3 business days processing, then 5–12 business days in transit. Estimates, not guaranteed dates.
Your dispatch email includes a tracking link. Contact us if it has not arrived within 5 business days of ordering.
Outside the EU, import duties and local taxes may be payable on delivery. See the shipping policy for supported destinations and conditions.
Returns
Request a return within 14 days of delivery. Standard eligible returns must meet the policy conditions; a €4 prepaid-label fee is deducted from the refund. Return shipping is free for faulty, damaged or incorrect items. Contact us promptly if something is wrong. Your mandatory consumer rights are unaffected.