Our thermometer and temperature controller is widely used in the areas of living temperature measurement, industrial measurement, intelligent control and automation. Industrial-grade sensor for high-precision measurement. Features - Color: Black and orange. - Material: Plastic. - Size: 8.50 x 7.50 x 3.50cm/ 3.34 x 2.95 x 1.38 inch. - Temperature control: - 50 degree centigrade ~ 110 degree centigrade. - Power supply voltage: AC220V, AC110V. - More user-friendly operating, switch between cooling and heating modes - Control the temperature by setting the temperature set value and the difference value. - Temperature calibrating,refrigerating control output delay protection. Alarm when temperature exceeds the limit or when sensor error. - Water temperature control of boilers, water dispensers and automatic cabinets. Printer equipment, intelligent control of refrigerator air conditioners. - Intelligent control of agriculture, temperature control in greenhouses, automation, irrigation. Package list: 1 x refrigerator thermostat