TrolMaster - Replacment and Backup Temp / Humidity / Light Sensor micro-nutrients The subsurface design of the

The subsurface design of the dripper allows you to deliver water and nutrients straight to the root zone of your plants

Calibration of conductivity can take as many as 16 points so acids and bases can be measured through their conductivity

High humidity will interfere with the filters ability to adsorb odors

Its fast draining properties are perfect for commercial indoor crops

TrolMaster - Replacment and Backup Temp / Humidity / Light Sensor micro-nutrients The subsurface design of the3 in 1 Temp Humid Light sensor for the Hydro X system. Note: This is a replacement or spare part. The main controller comes with a sensor already. Features: Built In Photocell Detecting Day Night Mode Plug & Play Included In Box: 1 x 3 in 1 Temp Humidity Light Sensor 1 x 16ft RJ12 Cable 1 x RJ12 T Splitter Technical Specifications: Output Voltage: 0~11. 5V Maximum Current: 0. 2A Working Environment: Temperature 32 122F, Humidity=90% Packaging