ph pen tester online manufacture

Yieryi pen-Type ORP meter ORP2069 relectrical digital PH Meter Water Treatment Monitor Specifications: Range -1999~1999mV Resolution 1mV Accuracy 5mV LCD Display 4 Digits Battery 4 x 1.5V (AG-13) (Not Included) ... Read More

Product selling points 7-in-1 multi parameter precise detection: measurable pH(0.00 - 14.00pH ),EC(0 - 9999S/cm,10.01 - 19.99mS/cm,20.1 - 400.0mS/cm ),TDS(0 - 9999ppm,10.01 - 100.0ppt ),ORP(- 999mV ~ + 999mV )... Read More

Smart Handheld 6-in-1 Dissolved Oxygen/PH/TDS/EC/SALT/TEMP Water Quality Analyzer Operating System iOS 7.0 or later, Android 4.3 or later Tester Automatic Calibration pH Tester Capacity 1500ml (57oz) Probe ... Read More

6-in-1 Digital Water Quality Meter pH/EC/TDS/ORP/Salt/Temperature Drinking Water Tester Product Overview Unlock the full potential of your water quality management with this advanced 6-in-1 digital tester ... Read More

Product Point of Sale 7-in-7 Function Design: Also supports Soil pH, Moisture, Fertility, Light Intensity, Temperature, Air Humidity, Ambient Temperature measurements. This is a versatile device that meets a ... Read More

Yieryi home Soil PH meter 3 in 1 Water Moisture Tester Sunlight Temperature Tester Specifications Material Plastics and stainless metal Moist readings range 0DRY-10WE Light readings range 0DARK-2000LIGH PH ... Read More

Yieryi Digital TDS Meter Filter Measuring Water Quality Purity Tester Water tds meter Product Feature: Test the quality of various water ensuring you are enjoying the best quality water. Ideal for using in the ... Read More

Yieryi TDS Meter Water Quality PH Tester for Aquarium Water alloy probe Stick Monitoring TDS-1 Water Quality Meter TDS1- Water Quality Meter is ideal for all basic water testing applications. Test the purity of ... Read More

YIERYI TDS Meter tester Pocket Aquarium Pool TDS pen Water Monitor Measurement Tools The value of TDS represents the total content of water soluble substances, such as calcium and magnesium ions and some trace ... Read More

YIERYI Digital TDS Meter Tester Pen Tap Bottled Water Quality Filter Purity Monitor Brand Product Feature: Test the quality of various water ensuring you are enjoying the best quality water. Ideal for using in ... Read More