Inkbird 308S-5NTC 1100W Brewing Temperature Controller, Heat Mat Thermostat, 6.56' Male to Female Adapter Thermocouple, 110V The ideal temperature is crucial to growing strong, healthy plants. Excessive temperatures ( too cool or too warm) will result in poor quality growth Ideal in home brewing for maintaining desired fermentation temperature It is perfect for temperature control in reptile terrariums and small pet enclosures It is wired with the plug. Easily play and plug your element Temperature mode: ON/OFF, heating and cooling controller