Bluelab® Combo Meter The Bluelab Combo Meter is a conductivity, pH and temperature meter all-in-one. As the Bluelab Combo Meter is portable and does not require a power supply to operate, it can be used anytime and anywhere to help you manage your crop

DIGITAL. SIMPLE. COMPACT. The Milwaukee Conductivity Pen is designed for hydroponic and other growers to help you make sure that your plants are receiving the right amount of nutrient. Keep EC in your target range to help your achieve better results.

The Bluelab® Combo Meter Plus is an all-in-one, convenient portable solution for accurate measurement of pH, conductivity and temperature in nutrient solution. The battery-powered, lightweight unit can be used anywhere, anytime to measure critical paramet