TrolMaster - Hydro-X Pro Controller with 4-in-1 Sensor (Temp / Humid / CO2/ Light ) and Cable set, Free Phone App NEW controllers • Use ½ to 1

• Use ½ to 1 teaspoon per gallon in hydro

two 188 CFM Active Air 6" inline booster fans for intake and exhaust

3” in length

Suitable for Organic Production

Helps to keep your water filtration system in tip-top shape

TrolMaster - Hydro-X Pro Controller with 4-in-1 Sensor (Temp / Humid / CO2/ Light ) and Cable set, Free Phone App NEW controllers • Use ½ to 1TrolMaster revolutionized environmental controller technology when it introduced the Hydro X. The Hydro X Pro continues the revolution with a 10 touch screen and a web based software. The Hydro X Pro is backwards compatible with all current Hydro X control device modules. It also provides greater flexibility and allows any plug in module to be addressed to be whatever the user wants. The user can also set up each plug in module to have multiple