TrolMaster 3-in-1 Water Content Sensor (WCS-2) 24 VAC Solenoid Valves perfect for field testing

perfect for field testing

The Diablo Quantum Board fixture 5x5 full spectrum profile blends Samsung LM301H bin diodes with deep red 660nm and far-red diodes

The ONA Block Fresh Linen is ideal for small areas such as closets

Shock Absorption & Stability – Spacers reduce vibration and noise

TrolMaster 3-in-1 Water Content Sensor (WCS-2) 24 VAC Solenoid Valves perfect for field testingTrolMaster 3 in 1 Water Content Sensor (WCS 2) The WCS 2 Water Content Sensor provides the users with an accurate and simple way to monitor your grow medium. The WCS 2 consists of a multi prong sensor assembly that is inserted into your grow medium. Once the WCS 2 is calibrated to your grow medium and your nutrients, you will get constant readings from the WCS 2 providing the actual water content within the grow medium, the temperature of the grow