Sort by:
4-in-1 Hydrogen Water Tester
The Yewhick 4-in-1 Water Quality Tester offers fast, accurate, and comprehensive water testing in one compact device. It measures pH, TDS, EC, salinity, and temperature — making it perfect for...
4-in-1 Water Quality Tester
The versatile 4-in-1 Water Quality Tester provides comprehensive water analysis by measuring pH, TDS, EC, and temperature. With a high-precision glass electrode, backlit LCD display, one-touch calibration, and IP67 waterproof...
5-in-1 Salinity Tester for Aquarium & Pool
This Digital Water Tester combines five essential measurements—pH, salinity, EC, TDS, and temperature—in one compact and robust device. Designed for both professional and home use, it provides precise and reliable readings...
7-in-1 Digital Water Tester
The YewhickTDS & EC Water Quality Tester provides fast and accurate readings for total dissolved solids, electrical conductivity, and temperature in one compact tool. Designed with a digital LCD screen...
7-in-1 Smart Pool Water Monitor
Elevate your pool maintenance with the 7-in-1 Smart Pool Water Monitor, an essential water quality pool tester for homeowners and professionals seeking optimal water health. This advanced device wirelessly tracks...
Digital Dissolved Oxygen Meter
$99.00
Accurately monitor water oxygen levels with our high-sensitivity digital DO meter, engineered for unparalleled precision in labs, aquaculture, and field testing. Featuring auto temperature compensation, dual measurement modes, and an...
Digital Salinity & EC Tester
$85.90
Accurately monitor salinity, conductivity, TDS, and temperature with one easy-to-use device. Ideal for hydroponic systems, aquariums, saltwater tanks, and water quality labs.
Digital Salinity Meter
$81.90
Get precise water quality readings with this 4-in-1 salinity tester. Ideal for hydroponics, aquariums, reef tanks, and water testing labs. Easy to use with fast, accurate results.
Digital Water Quality Monitor
$33.99
The Yieryi Digital Water Quality Monitor offers precise measurement of pH, ORP, hydrogen content (H₂), and temperature. With advanced sensor technology, a backlit LCD, ATC, and an IP67 waterproof design,...
Fermented Food pH Tester
$42.90
Easily monitor the pH of kimchi, sauerkraut, yogurt, and more with this high-precision digital pH tester. Fast reading, ±0.01 accuracy, perfect for fermentation at home or in the lab.
Handheld Dissolved Oxygen Meter
$212.00
This handheld, intelligent, portable water quality tester offers comprehensive monitoring of six key parameters: dissolved oxygen (DO), pH, TDS, EC, salinity (SALT), and temperature. With high-precision probes, a clear HD...
Multi-parameter Water Meter
$35.99
Ensure your family's health and water safety with the Multi-parameter Water Meter, the most comprehensive portable water meter for home and professional use. This smart tester combines pH, TDS, EC,...

