1.Extensive digital sreen display with elegrant design. 2.Wide power terminal arranfement in solution to any related electrical breakdown issues. 3.Accessible ON/OFF function to facilitate opration. 4.Improved navigation keys for quick temperature setting. 5.Provides signal indicators for easy abnormalities detection. 6.With proportional control to stablize heat as the temperature reaches to setpoint. 7.Uses a systematic approach to help automatically determine and process the arrival of temperature at a given timing condition. 8.Wide time range selectable in the following formats: 999(hour),999(min),999(sec),99.5(h.m) 9.Accessible time adjustments even during in the operation mode. 10. Interchangeable output contact: A contact, B contact. 11.Automatic temperature compenstion control which help keeps the temperature more acurate. 12.Can suit 2 alarms to make applications more flexible. 13. Selectable heting to cooling system to choose from.