1,FULLY AUTOMATIC CONTROL: Digital display temperature controller is a professional control system developed for the seafood tank refrigeration and heating machine, with automatic intelligent control system support fully automatic cold and warm conversion and defrosting function 2,MULTI FUNCTIONS: Intelligent temperature controller with dual sensors; Automatic conversion refrigeration and heating, refrigeration using compressor; compressor and four way valve are used for heating. Defrosting uses compressors and four way valves 3,LOW POWER CONSUMPTION: Digital display thermostat regulator is a professional temperature control expert, with high accuracy, power consumption ≤3W 4,ACCURATE SENSOR: The intelligent temperature controller has two probe connections, and the input signal is two NTC temperature sensors, which is accurate and efficient 5,SCRATCH RESISTANT ABS: Temperature controller adopt excellent ABS material, possess impact resistance, scratch resistance, environmentally friendly Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Dadangjia