Aqua Master E300 Pro EC Electrode grow-light-bulbs With the option to add

With the option to add doors to the other side or make the single door a double wide

Exposure to light

Manufactured in the USA with hardwood handles and heavy-duty steel

(200) Installed staples

Aqua Master E300 Pro EC Electrode grow-light-bulbs With the option to addDescription Aqua Master E300 Pro EC Electrode: This replaceable electrode is suitable for the Substrate EC Temp meter E300 Pro. The electrode is designed to be almost unbreakable and crafted from stainless steel. For guidance on how to replace the electrode, refer to the provided user manual or follow along a tutorial video. Storage Recommendation: It is advisable to store the EC electrode with KCl storage solution placed inside the protective case