4 in 1 TDS Meter Digital Water Tester, PPM Meter with TDS/EC/Temp(°C,°F) Function, TDS Drinking Water Tester for Pets, Children, Filter, Hydroponics, for Home, Camping, Aquarium, Restaurant, OneSize
Original price was: $8.79.$6.99Current price is: $6.99.
Price: $8.79 - $6.99
(as of Nov 03, 2025 11:35:43 UTC – Details)
Product description
STEP 1
Pull the hat
STEP 2
Put the bottom of this meter emerged in the water
STEP 3
Press “Hold” when the readings is stable
STEP 4
Get your data
1 Drinking Water
2 Home Fish Tank/ Aquarium
3 River Water when Camping
4 Pool
5 Tea/ Bottle Water
20% Larger LCD Screen 
Premium Metal Probe 
Easy Battery Replace 
Function Button
TDS 0-9999 ppm (parts per million) Concuctivity (EC) 0-9999 us/cm Degree Centigrade (℃) 0.1-80.0 ℃ Fahrenheit (°F) 32.0-176.0 °F Accuray ± 2% F.S Hold Function Press “HOLD” to lock the reading manually Package Including 1x TDS Meter(white); 1x Instruction; 1x color box( with graphic combination of detailed operation instructions) Widely Used Widely be used for all Water Quality Testing, Water Purification Applications, Aquaculture, Hydroponics, Pool & Colloidal Silver, Water Treatment and more. It’s a must have handy tester for every household, testing for tap water, filtered water, distilled water, bottled water, well water, refrigerated water, etc
Why is it important to test the TDS level in drinking water?
TDS refers to the total amount of dissolved solids in water Including inorganic salts such as calcium and magnesium ions, as well as organic compounds and heavy metals. It is an important indicator for measuring the quality of drinking water
What is the ideal TDS level in drinking water?
The optimal range for reverse osmosis water purification systems is usually between 0-50. Tap water below 300ppm is optimal, normal drinking water above 300ppm is not recommended, and drinking water above 500ppm .U.S.EPA’s max contaminant level
How about the precision of this drinking water tester?
This device uses a high-precision smart chip and a premium titanium alloy probe, with a TDS accuracy of ±2% F.S. ensuring precise and stable measurements.
Package Dimensions : 6.42 x 1.26 x 0.75 inches; 1.76 ounces
Item model number : meter1
Date First Available : September 13, 2025
Manufacturer : ZUOLYM
ASIN : B0FJM6R4F3
Best Sellers Rank: #20,710 in Industrial & Scientific (See Top 100 in Industrial & Scientific) #8 in Lab Multiparameter Meters
Customer Reviews: 5.0 5.0 out of 5 stars 29 ratings var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });
Accurate and Reliable Results: High precision chip and a premium titanium alloy probe ensures accurate and reliable readings. With cutting-edge technology and premium hardware, it’s the ideal choice for precise water testing.
Multifunctional 4 in 1 TDS Tester and Upgraded Functions: TDS (Total Dissolved Solids), EC (Electrical Conductivity), Temperature (Degree Centigrade/Fahrenheit) . One is 20% larger LCD Screen, another is TDS chart for better understanding.
Wild Application: This device is made for testing the purity of drinking water to ensure it’s safe and healthy. Therefore, this tester is suitable for various situations: monitor (RO)/(DI) System, aquarium, hydroponics(test nutrients), well, pool, hot tub, spa and testing tap water, bottle water etc.
Portable, Compact and Lightweight: Our digital TDS water meter weighs only 40g, and is the same size as two pens. Whatever pocket, backpack it is, it fits all.
Give the Gift of Health: Our easy-to-use device lets you quickly and accurately test the purity of any water source, giving you peace of mind that you’re drinking clean and healthy water. Whether you’re shopping for a health-conscious loved one, a new homeowner, or someone who enjoys outdoor activities like camping and hiking, our tds water test kit makes the perfect gift.
Customers say
Customers find the TDS meter accurate, reliable, and easy to use, with a screen that’s easy to read. They appreciate its quick readings and consider it good value for money, with one customer noting its compact size.
8 reviews for 4 in 1 TDS Meter Digital Water Tester, PPM Meter with TDS/EC/Temp(°C,°F) Function, TDS Drinking Water Tester for Pets, Children, Filter, Hydroponics, for Home, Camping, Aquarium, Restaurant, OneSize
Add a review
Related Products
Original price was: $8.79.$6.99Current price is: $6.99.
Jabrielle Bartley –
Highly recommend
Iâm really impressed with this 4-in-1 TDS meter! Itâs compact, easy to use, and gives quick, accurate readings. I love that it measures not just TDS, but also EC, temperature, and pHâall in one device. The display is clear and easy to read, and switching between functions is simple. It feels well-made and reliable, and I appreciate the peace of mind it gives me when checking my drinking water, aquarium, and even for gardening. Excellent value for the priceâhighly recommend!
Jessica B –
Very easy to use.
Iâm really impressed with this 4-in-1 TDS meter! Itâs small but powerful, super easy to use, and the readings are very accurate. I use the temperature and pH features a lot for my aquariums, and they work perfectly. The screen is easy to read, and the whole unit feels sturdy and well-made. Definitely a great value for the money!
Trish –
Easy to use!
Iâm very happy with this TDS meter! Itâs compact, simple to use, and gives quick, accurate results every time. The digital display is easy to read, and the 4-in-1 function makes it more versatile than standard testers. Iâve used it to check drinking water, my aquarium, and even filtered water, and it has worked flawlessly. Great quality for the price definitely worth it for peace of mind about water safety.
Kirrin –
Accurate, Easy to Use, and Super Handy!
This TDS meter works perfectly! I use it to check the quality of my drinking water and my water filter system, and the readings are quick and accurate every time. The digital display is bright and easy to read, and itâs super lightweight to carry around. Itâs also great for testing aquarium or hydroponic water. Excellent value for the price â highly recommend for anyone who wants to keep an eye on their water quality!
Dan Olson –
Highly recommend this product to anyone looking to monitor water quality effectively! â â â â â
recently purchased the ZUOLYM TDS Meter Water Quality Tester, and Iâm absolutely thrilled with its performance! The device is incredibly easy to use, with clear instructions that made setup a breeze. The digital display is bright and easy to read, providing accurate TDS, EC, and temperature readings in both Celsius and Fahrenheit. Iâve been using it to test water for my aquarium and household use, and the results have been consistent and reliable. The build quality feels sturdy, and the included features like the auto-off function are a nice touch.
@medesca –
Very accurate and easy to use
Works great measures accurately and the screen is easy to read perfect to check water quality at home or while traveling totally recommended
Tiffany –
Water Tester
I absolutely love this 4-in-1 TDS meter! Itâs compact, easy to use, and gives accurate readings. It measures temperature, and pH which I use often for my fish tanks. It is easy to read and easy to use the different functions. It feels like it is good quality and heavy duty. I definitely think it is a good value for the cost.
james guthrie –
Water tester
Accurate and reliable results. easy-to-use device lets you quickly and accurately test the purity of any water source, giving you peace of mind that you’re drinking clean and healthy water. Whether you’re shopping for a health-conscious loved one, a new homeowner, or someone who enjoys outdoor activities like camping and hiking, our tds water test kit makes the perfect gift.