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Schools & Summer Camps – Provide safe
The built-in sensor probe exhibits faster responsiveness
This lamp uses 8 high efficiency Quantum Bars with Samsung LM301H LED's
Extended collar and lip
Aqua Master S300 Pro 2 pH Electrode Hydroponics Schools & Summer Camps –Description Aqua Master S300 Pro 2 pH Electrode: This replacement electrode is compatible with the Aqua Master Tools' Substrate pH Temp meter S300 Pro 2. The electrode tip is constructed with glass, and the rest of the electrode comprises plastic. Detailed replacement instructions can be found in our user manual or within our instructional videos. Storage Recommendations: For optimal longevity and accurate measurements, we recommend storing the pH