The GroStar™ GS2 pH Pen Tester is specifically designed for measuring pH levels in soil, making it an essential tool for gardeners, whether professional or hobbyist. Its rugged design and high-precision components make it ideal for soil testing, allowing users to easily increase the efficiency of plant growth. With easy handling and quick calibration, this pen tester is perfect for both beginners and experienced users.

The GS2 is equipped with a premium, impact-resistant pointed glass electrode that is 10 times stronger than conventional glass electrodes. The PTFE ring helps prevent clogging of the diaphragm caused by soil particles, significantly increasing the durability of the electrode. Backed by GroStar's proprietary Swiss sensor technology, this meter ensures high accuracy and longevity with minimal maintenance.

Key Features:

✔ pH and Temperature Measurement – Suitable for soil, coco, rockwool, nutrient solutions, and more
✔ Premium Electrode Technology – High accuracy and longevity with minimal maintenance
✔ Impact-Resistant Pointed Glass Electrode – 10 times stronger than conventional electrodes
✔ PTFE Ring – Prevents diaphragm clogging from soil particles, increasing durability
✔ Swiss LabSen Technology – Provides exceptional precision and reliability
✔ Intuitive Operation – Quick calibration and easy handling
✔ Interchangeable Pointed pH Electrode – Designed specifically for soil samples
✔ Large 3-Color Backlit Display – Clear, easy-to-read results
✔ IP67 Waterproof Protection – Durable and water-resistant for outdoor use
✔ Powered by AAA Batteries – Includes auto-off function to conserve power
✔ Automatic Temperature Compensation – Reliable readings in varying temperatures
✔ Warranty – 2 years on the meter, 1 year on the electrode

A complete set contains:

✔ GS2 pH Meter with Pointed Glass Electrode
✔ Calibration Solutions (pH 4.00 & pH 7.00, 50ml each)
✔ 3M KCl Storage Solution (10ml)
✔ Planting Wedge / Hole Punch
✔ Cleaning Brush
✔ Lanyard
✔ Manual