Easier quality: timer on, timer off, timer; just plug it in and choose the heating/cooling system and it works, no rotation, precise LCD display. Measurement range: 5099. Resolution : 0.1C; 3. Precision : 1C (-20~60C). Digital temperature controller available in all 100-250V, 16A (max), Connected to cooling and heating systems. Differential heating/cooling function sets cooling and heating separately for temperature control in the event of significant changes. Temperature alarm alarm: when the temperature exceeds the temperature limit or when sensor error occurs, do not always consider the temperature change, and also can calibrate the compressor delay protection that controls the compressor and temperature. Wide device: This thermostat allows you to precisely control the temperature of your room. Widely used in greenhouses, aquariums, carbon crystal heaters, aquaculture, incubators, room temperature control, home and other places.