1.Extensive digital screen display with elegant design. 2.Wide power terminal arrangement in solution to any related electrical breakdown issues. 3.Accessible ON/OFF function to facilitate operation. 4.Improved navigation keys for quick temperature setting. 5.Provides signal indicators for easy abnormanlities decetion. 6.With proportional control to stabilize heat as the temprature 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),99.5(h.m) 9.Accessible time adjustments even during in the operation mode. 10. Interchangeable output contact: A contact, B contact. 11.Automatic temperture compensation control which help keeps the temperature more accurate. 12.Can suit 2 alarms to make applictions more flexible. 13. Selectable heating ot cooling system to choose from.