Testeur de Qualité de L'eau, ORP PH TDS TEMP EC Salinity SG 7 en 1

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7 in 1 Water Quality Tester PH/TDS/EC/ORP/Salinity /S. G/ Temperature Meter Multifunctional Portable PH Meter

【7 in 1 Salinity Tester】Digital salinity tester with 7 in 1 function,just press the MODE/CAL key,you can switch to measure

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7 in 1 Digital LCD PH/TDS/EC/ORP/TEMP/SG/Salinity Water Quality Tester Meter Pen 601549021688

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💧 7 in 1: The water quality test pen is a 7 in 1 style. Salinity salinity: 0.01-20.00%; suitable intake salinity value for human body is 0.900%.