TrolMaster MBS-Pro 4-in-1 Sensor for Hydro-X Pro | Temp RH CO2 Light HPS Growers rely on it to

Growers rely on it to encourage quicker starts

These 4-way dripper stakes are designed to provide an effective irrigation solution over a wide area

41 mS/cm in standard calibration mode

A bucket left over a weekend cannot be pulled down to where material goes brittle

2-in-1 Advance Grow Tent 4x3

TrolMaster MBS-Pro 4-in-1 Sensor for Hydro-X Pro | Temp RH CO2 Light HPS Growers rely on it toTrolMaster MBS Pro 4 in 1 Sensor for Hydro X Pro and Plus Controllers The MBS Pro consolidates the four climate inputs that drive a Hydro X Pro room. Temperature, relative humidity, CO2 (PPM), and light all read from a single plug and play probe. Built for the Hydro X Pro (HCS 2) and Hydro X Plus (HCS 3) controllers. Does not work on the original Hydro X (HCS 1), which uses the older MBS 1 MBS 2 sensor family. The onboard LCD shows current readings