HM Digital | Portable EC Meter
The HM Digital portable EC meter measures the electrical conductivity (EC) of your growth medium. It also measures the total dissolved solids (TDS). TDS values are derived by taking the EC reading and applying a calculation to determine the precise TDS measurement, ensuring you have a comprehensive understanding of your nutrient solution's strength. This functionality is particularly beneficial for fine-tuning your cultivation, as it empowers you to maintain optimal nutrient levels and foster healthy plant growth. Priced between $20 - $40, this EC Meter by HM Digital is great for cultivators who are just starting to pay attention to their soil nuances and are ready to take their home grow to the next level.