| Customization: | Available |
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| After-sales Service: | Warranty |
| Warranty: | 1 Year |
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Water quality test pen, also known as TDS test pen. TDS Water quality test pen is a simple portable water quality test tool used to test the TDS value of water or the conductivity of water to judge the purity or pollution of water. At the same time, it has the function of testing water temperature and ambient temperature. The product can be widely used in water treatment industry, drinking water industry, family, personal home, tourism, field work, etc., as a water quality inspection and discrimination tool.
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