Bluelab pH Pen Foliar Second from the top of

Second from the top of the IONFRAME EVO line

silent performance in demanding environments

Where a straight plug stands proud of the port and needs clear space behind the device

LED drivers

Bluelab pH Pen Foliar Second from the top ofThe Bluelab pH Pen is a compact, professionalgrade tool for fast, accurate measurement of pH and temperature in nutrient solutions. Designed for everyday growers and hydroponic professionals alike, it ensures your plants receive the ideal pH range for optimal nutrient uptake and growth. Featuring a doublejunction pH probe, automatic temperature compensation, and a bright backlit display, the pH Pen delivers dependable readings in all growing