Intelligent Temperature Controller: Temperature Range: -40?- 120C, Temperature Control Accuracy: 1%. The temperature controller socket can automatically switch to heating and cooling modes and control heating/cooling during work by setting the start-up and stop-temperature equipment. Various Functions: The LCD screen can display the temperature control mode and 4 timing modes F01-F04. And with the temperature correction function, screen lock protection, storage function (all current settings are saved after power off). Intelligent Time Control: This plug thermostat socket can detect the temperature, set the temperature on and off and has the functions of cycle time control, on-sync, stop-off sync and switch switching.