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      OEM/ODM
      Essential 7 in 1 Test Pen TDS, Ec, Salinity, pH, ORP, Temperature Tester Pen
      US$18.90
      5?Pieces?(MOQ)
      Customization
      Available
      After-sales Service
      Technical Guidance
      Warranty
      1 Year
      Usage
      Tester Water
      Salt Range
      0-9999ppm(10-200ppt)
      Customized Support
      OEM, ODM
      Send InquiryView product details
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