Features Dual Mode Functionality: Easily switch between cooling and heating modes for versatile temperature control, making it suitable for various applications. Precise Temperature Control: Set the desired temperature and difference value to maintain precise control over the environment, ensuring optimal comfort and efficiency. Temperature Calibration: Allows for accurate temperature adjustments to ensure the controller's readings align with the actual environment, providing reliable temperature management. Refrigeration Protection: Features output delay protection for refrigeration control, safeguarding the system from potential damage and ensuring longevity. Temperature Monitoring and Alert: Receives alerts for temperature limit exceedance and sensor errors, providing proactive warning to prevent potential issues and ensuring safety. Specification: Model: STC - 3000 Type(Optional): 220V10A, 220V30A Working principle: electronic thermostat, digital thermostat Power: 220V10A ,30A/AC220V Thermostat temperature range: -55 ℃ ~ 120 ℃ Size: 85 x 35 x 65mm/3.34 x 1.38 x 2.56inch Weight: 121g,136g Wiring: Package Included: 1 x Temperature Controller Note: This product has only Celsius display, No Fahrenheit (although the product label marked ℉) Package List