E.Green Heater Energy Saving Portable Electric Space Heater &＃8226; Maximum Energy Savings: When compared to all other Space Heaters&＃8226; Maximum Efficiency: Heats faster than all other conventional space heaters&＃8226; Maximum Safety: Conforms to all available safety standards &＃8226; Patented technology: Pat. Number 0387377, PCT/KR2005/002568&＃8226; Easy-glide casters for easy room-to-room transport &＃8226; Front-mounted cord wrap for off season cord storage&＃8226; Solid, heavy gauge steel, Durable enamel finish&＃8226; Concealed heating element&＃8226; 120 minutes regular timer or (optional) multi- program digital timer