Features: Control temperature by setting the temperature set value and differential. This mini temperature controller is a reliable and convenient multifunction device for temperature management in farms, greenhouses, and refrigeration rooms. Equipped with touch switch operation and 0.1°C accuracy for precise temperature control. Maintaining stable temperature is essential for the health and safety of animals and plants; this controller helps create an optimal environment. The device can measure and control temperatures from -55°C to 120°C. Includes automatic over-temperature alarm. Dual function for both heating and cooling control. Specifications: Model: STC-3000 Working principle: Electronic thermostat, digital thermostat Power: 220V 10A, 30A/AC220V Temperature range: -55°C to 120°C Dimensions: 85 x 35 x 65mm (3.34 x 1.38 x 2.56 inches) Weight: 121g; 136g with packaging Wiring: Standard connection terminals Package Included: 1 x Temperature Controller Note: This unit displays temperature in Celsius only. Fahrenheit is not available, despite any markings on the product label.