Features • Wide Temperature Control Range: Achieve precise temperature management with a range of -40℃ to 120℃, ensuring optimal performance for various applications • Clear LED Display: Enjoy effortless monitoring with a large, bright LED display that enhances readability, making it easy to check temperatures from a distance • Versatile Compatibility: Seamlessly control both refrigeration and heating systems, making this unit ideal for a variety of settings, from home to professional use • Convenient Delay Start Function: Prevent temperature fluctuations with a built-in delay start feature, ensuring stable operations when you need it most • Advanced Limit Settings: Customize your settings with upper and lower temperature limits, along with factory parameter locking for enhanced security and precision Features: 1、The temperature control range is -40℃ to 120℃ 2、With large and clear LED display for better readability 3、Compatible with refrigeration and heating control 4、With delay start function 5、Temperature upper and lower limit setting function, factory parameter locking function Specification: Descriptions: This mini temperature controller, with heat and cool control, can set both a high and a low temperature limit, when the temperature is beyond the compass of limits, it will cool or heat automatically. Features: The temperature control range is -40℃ to 120℃. With large and clear LED display for better readability. Compatible with refrigeration and heating control. Return difference is adjustable (1-30℃). With delay start function. Temperature upper and lower limit setting function, factory parameter locking function. Support to restore factory settings. Support power-down storage (sudden power-off settings are still valid). Supports temperature correction. Specification: Product model: MH1230A Working voltage: AC220V Working current: relay can withstand 30A current Temperature control: -40 ℃ to 120 ℃ Measurement error: ±0.5℃ Display accuracy: 0.1℃, control accuracy : 1 ℃ Temperature sensor: NTC (10K/3435) Working temperature: 0 ℃ to 60 ℃ Storage temperature: - 10 ℃ to 60 ℃ Humidity: 90% RH without condensation Data storage: yes Relay current: AC: 30A/220V, can withstand 6600W load Temperature controller size: 8.5 x 7.5 x 3.5cm/3.35 x 2.95 x 1.38inch Sensor: probe: 4 x 25mm/0.16 x 0.98inch, cable: 1m/39.37inch Weight: 224g Package Included: 1 x Digital Temperature Controller 1 x Sensor Package List