Descriptions:_x000D_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. _x000D__x000D__x000D_Features: _x000D_- 40 ~120 centigrade degree wide temperature measuring range. _x000D_With large and clear LED display for better readability. _x000D_Compatible with refrigeration and heating control. _x000D_Return difference is adjustable (1-30)._x000D__x000D_With delay start function. _x000D_Temperature upper and lower limit setting function, factory parameter locking function. _x000D_Support to restore factory settings. _x000D_Support power-down storage (sudden power-off settings are still valid). _x000D_Supports temperature correction. _x000D__x000D__x000D_Scope of application:_x000D_1. It is widely used in cold storage, cold storage and operation table of various refrigeration management._x000D_2. It is suitable for large-scale farming households with high environmental temperature requirements._x000D_3. Scientific research._x000D_4. Home temperature control. _x000D__x000D__x000D_Specifications: _x000D_Product model: MH1210A_x000D_Working voltage: DC12V, DC24V, AC110V, AC220V(Optional)_x000D_Working current: MAX200mA_x000D_Temperature control: -40 to 120 _x000D_Measurement error: 0.5_x000D_Display accuracy: 0.1, control accuracy: 1 _x000D_Temperature sensor: NTC (10K/3435)_x000D_Working temperature: 0 to 60 _x000D_Storage temperature: - 10 to 60 _x000D_Humidity: 90% RH without moisture condensation_x000D_Data storage: yes_x000D_Temperature controller size: 8.5 x 7.5 x 3.5cm/3.35 x 2.95 x 1.38inch_x000D_Sensor: probe: 4 x 25mm/0.16 x 0.98inch, cable: 1m/39.37inch _x000D_Weight: 141-211g_x000D__x000D__x000D__x000D_Package Included: _x000D_1 x Digital Temperature Controller _x000D_1 x Sensor 1- 40 ~120 centigrade degree wide temperature measuring range 2With large and clear LED display for better readability 3Compatible with refrigeration and heating control 4Return difference is adjustable (1-30) 5With delay start function