ph pen tester online manufacture

Yieryi Digital TDS-3 Tester Filter Pen Temp TDS ph meter 0-9999 PPM Set Filter Purity Specifications: Color:white Accuracy: 0.01 Resolution: 0.01 Probe Measuring Range: 0.00~14.00 Type: Precision glass bulb ... Read More

Yieryi ORP-2069 LCD Digital Type Red Pen PH Tester Water Quantity Pool Tester ORP Meter Application of ORP Industrial wastewater treatment A redox system used in water treatment, mainly the reduction of chromic ... Read More

Black Color High Precision Water TDS Meter Pen Eur / Usa Plug English Version 2017 new brand English version black color EUR/USA plug High precision TDS Quality water electrolyzer electrolysis pen Description: ... Read More

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