Bluelab Replacement pH Probe for Combo, Guardian and pH Controller lamps Nutrient Rich - For All

Nutrient Rich - For All Growing Needs

and far red LEDs to generate a highly efficient light source calibrated for stable and uniform output

The daisy chain function can connect up to 60 lights

Compact Design: Perfect for smaller grow spaces and compatible with popular Flexi-Tanks

Durable and Versatile Backpack Sprayer

Bluelab Replacement pH Probe for Combo, Guardian and pH Controller lamps Nutrient Rich - For AllBluelab Replacement pH Probe: Durable & Accurate pH Measurement for Your Bluelab Devices Keep your Bluelab pH devices performing at their best with the Bluelab Replacement pH Probe! This durable and affordable probe is compatible with a range of Bluelab meters and controllers, providing accurate and reliable pH measurements for optimal plant growth. Why pH Matters for Plant Health: pH plays a critical role in nutrient availability. Plants can only