SMS Single Fan Controller with Thermostat
SMS Oneway fan speed controller. The SMS Oneway fan controller and temperature controller constantly samples air temperature and adjusts fan speed until the optimum fan speed for the set temperature is achieved. This avoids your fan ramping up from pre idle speeds, causing unnecessary noise and temperature fluctuations. Easy set up, plug and play 4amp Max load Configurable idle and temperature setting. Ideal for a grow tent.