Pressure Less Steam Cooking: Ensures High level of safety ,No fear of Gas or Pressure Buildup etc. 
No Gasket to Change: Unlike conventional Pressure Cookers requiring frequent change of gasket.
No Crust Formation: Cooks uniformly. The medium of cooking is through indirect heat from steam hence no crust formation.
No Gas To Switch Off: The Auto cut-off provision ensures the unit is switched off automatically once cooking is complete.
No Whistle To Wait, No Noise: Cooks unattended.
No Waiting for pressure to release or heat to subside: Steam-All can be intercepted during cooking to add/mix ingredients - unlike conventional cookers. 
Keeps foods warm for 4 hrs. (Approx) - At no extra cost.