1: Creamy color. 2: One minute to full power of heating 3: Convection and radiant heat :healthy and persistent 4: High heating efficiency above 98% 5: Indicator light 6: Very slim design 7: Silent running 8: Overheat & tip-over protection 9: Cool touch plastic 11:Anti-frost function 12:Dust-proof and water-proof IP24 function. 13:Portable design,carrying handle for easy carrying 14:Free standing or wall mounted use 15:No burn of oxygen 16:No dehumidifying 17. No glowing,no fire hazard,no smelly odor while heating 18.No any power attenuation during service life