LOW ENERGY CONSUMPTION - The electric heater runs at a low power of 500 ,it will not overload the circuit, perfect for small spaces.The portable heater allows you to heat up the spaces you are in to reduce energy consumption. You can lower your thermostat and lower your energy bills. DIGITAL THERMOSTAT - Unlike most space heaters just have options for low medium and high, but this gives you actual degrees. TIMER FUNCTION - This space heater is for indoor use & designed with a timer function from 1 to 12 hours in 1 hour increment. OVERHEAT PROTECTION - Designed with safe ceramic interior and cool-touch exterior,The built-in overheat protection system will shut off the heater automatically when the parts of the small space heater overheat to ensure safety. QUIET AND FAST HEATING - Extremely quiet. It is for smaller places like offices or dorm rooms desk table indoors.