Professional Pool Salt Tester – 4-in-1 TDS, EC, Temp & Salt Meter for Accurate Water Testing in Pools, Spas, Hot Tubs, Aquariums, and Hydroponics
Original price was: $39.99.$27.99Current price is: $27.99.
Price: $39.99 - $27.99
(as of Nov 05, 2025 12:31:57 UTC – Details)
Product description
1 Pool
2 Hydroponics
3 Aquarium
4 Drinking Water
How accurate is this salt meter?
The accuracy is within 1 ppm or 0.01%, making the margin of error virtually negligible. It’s precise enough for pool , aquariums, hot tubs ,reef tanks, labs, and hydroponics.
Can I use it in swimming pools or hot springs? Is it heat-resistant?
Yes. The temperature detection range is 32.1°F to 140°F (0.1°C to 60°C), making it suitable for most pools, spas, and hot spring water environments.
Does it need calibration? Is calibration solution included?
The device is pre-calibrated at the factory. Under typical use, calibration may not be required for up to one year. If calibration is required later, you can use a 1413 µS/cm solution. A calibration video is available on our website.
How do I clean it after use? Is it waterproof? What if I drop it in water?
Simply rinse the probe with clean drinking water after each use. The device is water-resistant (splashproof). If dropped in water, just remove it quickly and let it air dry before the next use.
Is there a after-sales support? What if it stops working?
Yes, we offer a 1-year after-sales support. If you experience any issues, please feel free to contact our support team — we’re here to help.
Precision Salinity Tester for Saltwater Pools : Specifically designed for saltwater pool owners, this pool salt tester delivers accurate and reliable salinity readings to help maintain ideal salt levels for your salt chlorinator. Avoid over-salting or under-salting, and keep your water balanced and safe.
4-in-1 Water Quality Monitor with Focus on Salt : More than just a salinity tester, this digital water quality meter also measures TDS (Total Dissolved Solids), EC (Electrical Conductivity), and Temperature, giving you a full picture of your pool’s condition in one smart device.
Must-Have Salt Water Pool Testing Kit : Whether you’re using a salt chlorinator system or simply monitoring salt concentration manually, this salt tester for saltwater pool provides fast, dependable results—making it an essential tool for pool maintenance and spa care.
Simple Operation, Portable Design : No strips, no complicated setup. Just dip and read. This compact salinity tester is lightweight, intuitive to use, and perfect for on-the-go or home-based water testing. A dependable companion for anyone who cares about saltwater accuracy.
Clear Digital Display with Real-Time Results : Featuring an easy-to-read LCD and automatic temperature compensation, this tds meter digital water tester offers precise salinity measurements in PPM or PPT units, ideal for pools, hot tubs, spas, and aquariums.
Customers say
Customers find the pool salt tester easy to use and accurate, with a clear display that makes it simple to read. The device effectively measures salt levels and temperature, and customers appreciate its practicality, with one mentioning it’s ideal for hydroponic setups. They praise its performance in maintaining water quality, with one customer noting how it helped keep their pool balanced.
8 reviews for Professional Pool Salt Tester – 4-in-1 TDS, EC, Temp & Salt Meter for Accurate Water Testing in Pools, Spas, Hot Tubs, Aquariums, and Hydroponics
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Original price was: $39.99.$27.99Current price is: $27.99.
Meghan Harsh –
Accurate, Easy to Use, and Super Handy!
I was pleasantly surprised by how well this little device works. The Dzdarren 4-in-1 tester gives quick and accurate readings for salt levels, temperature, TDS, and EC â all in one tool. I use it primarily for my pool and hot tub, and itâs made testing so much faster and easier compared to old test strips.The display is clear and easy to read, and the calibration was straightforward. I love that I can get real-time numbers in seconds without any guesswork. Itâs lightweight, feels well made, and comes in handy for my hydroponic setup, too.If you maintain a pool, spa, aquarium, or hydroponic garden, this tester is a game-changer. Worth every penny!
Erika gonzalez –
Very practical and easy to use
I bought the DZDarren 4-in-1 salinity tester for my pool, and it works great. It accurately measures salt, TDS, EC, and temperature all in one device. Itâs fast, easy to use, and the screen is clear to read. A very handy tool to keep the water in perfect condition.
Mileidy Maldonado –
Easy to use
Very practical and easy to use. The salt, temperature, and TDS readings are accurate and clearly displayed on the screen. It helped me keep my pool water balanced without any complications. Also ideal for a spa or aquarium, an excellent purchase.
Kenia campos –
Works impressively well for its prize
This professional 4 in 1 water quality tester works amazingly well. It tests water quality, salt level, pH level and more. Itâs easy to use and easy to carry around. It is very accurate and easy to read as well. I got it as a gift for a friend and they told me it has really helped them keep their pool clean and good looking without the all the hassle. I really recommend it.
Maire –
Great Gift for Pool Owner
I Got this as a gift, and they loved it! Accurate, easy to use, and gives quick readings for salt, temp, and more!
Taty Carrera Castillo –
Great tool for my fish tank
Iâm really happy with this meter. Itâs easy to use, accurate, and helps me keep my aquarium water in perfect condition. My fish are healthier and maintenance is so much easier now. Totally worth it!
Atsniel morales –
Practical salt tester
Great salt tester, easy to use just what I was wanting to test the levels on my salt pool
will jimenez –
Medidor de sal
excellent exactly what I expected from the product