Apera GroStar GS1-E Replacement pH Electrode HGC744550 It represents our new-school plant

It represents our new-school plant nutrition philosophies that achieve the finest crop quality and yield

the water compresses the disc rings together tightly

• Successful pH calibration indicator

Bare wire leads power cord included

Apera GroStar GS1-E Replacement pH Electrode HGC744550 It represents our new-school plantAI58010 GroStar GS1 E replacement pH electrode Replacement GS1 probe measures pH and temperature Premium probe technologies and materials ensure high accuracy and durability with minimal maintenance Low resistance lithium glass membrane double junction structure uses blue gel electrolyte without the air bubble 1 year warranty