Group Control Lighting Adaptor (LMA-G) The HS-1 from TrolMaster is

The HS-1 from TrolMaster is used to control commercial dehumidifiers

it only needs to be applied one week only to the nutrient reservoir

Application RatesAdd 2-5 mL of Grow B per gallon of water during the vegetative growth phase

The PCT-3 also has an improved sensor element for more stable and reliable performance and we have reduced the length of the probe to fit into tight spaces

Group Control Lighting Adaptor (LMA-G) The HS-1 from TrolMaster isLMA G is specially designed to be used with ThinkGrow Model I and I Plus. The LMA G needs to be connected with a lighting control adaptor to offer a group control function to the grow lights. Each LMA G can control one group of lights. Each light group requires one LMA G.