Inkbird Digital Outlet Heat Temperature Controller with Day Night Control for Brewing, Aquarium, Breeding, Reptiles, Hatching, Heat Mat [Convenient Design] Plug and play, easy to use. Support reading with Centigrade or Fahrenheit. [Dual Display Window] Be able to display measured temperature and set temperature at the same time. [Only Heating] Temperature Control Mode: On/Off Control. Please note it is only heating controller without cooling function. Both of the plugs can control the heating. But totally could not over 1200W. [Dual Time Cycle Setting] Can be set different temperature from day and night on the basis of the physical needs of animals and plants during 24 hours. [Different Functions] Temperature calibration, over-temperature and sensor fault alarm. Maximum output load: 1200W (110V).