AquaMaster Tools E300 Pro Substrate Pen - EC, temp

AquaMaster Tools E300 Pro Substrate Pen – EC & Temperature is a professional-grade substrate EC meter designed for precise measurement of electrical conductivity (EC) and temperature directly in growing media such as soil, coco coir, and rockwool. This advanced digital substrate tester provides growers with accurate insight into nutrient levels at the root zone, helping to optimise feeding and maximise plant performance.

Equipped with high-quality sensors and automatic temperature compensation (ATC), the E300 Pro Substrate Pen delivers fast, stable, and reliable readings without the need for runoff testing. Its robust probe is engineered for easy insertion into various substrates, while the clear digital display ensures quick and effortless monitoring.

Ideal for hydroponics, soil cultivation, coco growing, greenhouse production, and indoor grow setups, this portable EC and temperature meter helps prevent overfeeding, detect nutrient imbalances, and maintain ideal root zone conditions for healthy, high-yield crops. Its durable, water-resistant design and simple calibration make it suitable for both hobby and professional use.

Key Features & Benefits:

• Measures EC and temperature directly in substrate
• Suitable for soil, coco coir, and rockwool media
• Automatic Temperature Compensation (ATC) for accurate readings
• Strong probe for easy insertion into growing media
• Clear digital display for fast monitoring
• Ideal for hydroponics, indoor growing, and greenhouse use

For precise nutrient management at the root level, the AquaMaster Tools E300 Pro Substrate Pen delivers a reliable, high-performance solution for consistent plant health and optimal yields.