TrolMaster 240V Temperature Device Station（DST-2） General Hydroponics especially with inert media and

especially with inert media and when using reverse osmosis (RO) water

5L water tank

Chinese Patent: 201280018267

The GC 3k spectrum is very close to natural sunlight

TrolMaster 240V Temperature Device Station（DST-2） General Hydroponics especially with inert media and240V Temperature Device StationDST 2 The TrolMaster DST 2 Temperature control modules allow the user to easily connect and control standard heating or cooling devices to the Hydro x. Any heating or cooling device that is 10 amps @ 240 volts or less can be controlled by the DST 2. LED status:* Blinking green FAST: If the LED is blinking quickly, that means the module has not been addressed to the controller OR that module does not have a good