ph pen tester online manufacture

Yieryi High Precision LCD electrical ph meters water PH Pen Digital PH Tester Aquarium Specifications Accuracy 0.01 Resolution 0.01 Measuring Range 0.00~14.00 Operating Temperature 0~80C Power Supply 2*1.5V ... Read More

Product selling points Feature Design This PH-98108 digital pH meter is engineered for professionals and enthusiasts who demand precision, durability, and ease of use. Whether for water quality testing, ... Read More

Yieryi PH-03 Design Digital LCD PH Meters Soil Aquarium Safe Pool Water Wine PH Tester Features: 100% brand new and high quality Pen battery compartment stand about 2000h LCD display power PH Temperature sensor ... Read More

YIERYI ditigal 2 in 1 PH / TDS Tester LCD test pen Water Quality Monitor Multi-parameter This is a mini-tester with a pH and TDS combo that helps you monitor and measure pH and total dissolved solids (TDS) ... Read More

YIERYI PH-9851 LCD 2 in 1 PH / TDS Tester test pen lcd tester tds metr Water Quality tool Features: Use to measure the PH & TDS of solution. Easy calibration of pH and TDS with just a mini-screwdriver. Separate ... Read More

Product selling points Feature Design This PH-98108 digital pH meter is engineered for professionals and enthusiasts who demand precision, durability, and ease of use. Whether for water quality testing, ... Read More

Product selling points Feature Design This PH-98108 digital pH meter is engineered for professionals and enthusiasts who demand precision, durability, and ease of use. Whether for water quality testing, ... Read More

Product selling points Feature Design This PH-98108 digital pH meter is engineered for professionals and enthusiasts who demand precision, durability, and ease of use. Whether for water quality testing, ... Read More

Product Description: The pH Salt Tester is a professional tool that can greatly facilitate you in confirming the pH and salinity level of your saltwater pool. This is particularly useful when you start using a ... Read More

Yieryi Protable LCD Digital PH Meter Pen electrical PH Tester Aquarium Pool Water Wine Urine Features: 100% brand new and high quality Calibration Method: 2 points automatic calibration Probe Type: Precision ... Read More