Base Feed Grow Hydro/Coco A for water type Hard - 1L (1.05 qt), case of 12 grow-light-reflectors They are marked according to

They are marked according to UL standards for use with either bulb

The Hydro-x allows separate Day and Night settings for each of up to (4) TS  modules

Input Current: 4

Soil Test is an excellent choice for taking direct conductivity measurements in soil

Stainless steel

Base Feed Grow Hydro/Coco A for water type Hard - 1L (1.05 qt), case of 12 grow-light-reflectors They are marked according toA+B Hydro Coco base feeds are explicitly designed for hydro coco. Our 2 part system is highly concentrated to save you money while also providing all the necessary nutrients to your plants. These products have all of the essential macro and micro growth nutrients needed for excellent plant growth and bloom phases. Our formula is based on Liebig's Law of the minimum, providing your plants with the 17 essential nutrients. It is critical that plants not