The GroStar™ GS1-E pH Electrode is a high-performance replacement electrode designed for use with the GroStar™ GS1 Pen Tester. It is also compatible with the GroStar™ GS2 and GroStar™ GS4 meters, providing versatility across the GroStar™ series. This electrode is equipped with a lithium glass bulb and a double-junction design, ensuring high accuracy, durability, and long-lasting performance.

The GS1-E electrode can be quickly and easily attached to your GroStar™ meter without the need for additional tools, making it convenient for gardeners and professionals alike.

Key Features:

✔ Lithium Glass Bulb – Provides high accuracy and long-lasting reliability
✔ Double-Junction Design – Ensures precise and consistent pH readings
✔ Easy Attachment – No additional tools required for quick installation
✔ Compatible with GS1, GS2, and GS4 – Works with multiple GroStar™ meters
✔ Warranty – 12 months on the electrode