Energy Efficient & Feature Packed: If you're searching for an energy efficient heater to place above the door of your home or business, this feature packed air curtain is for you. 2 heat settings: (1kW or 2kW) using PTC Element Technology, an intelligent thermostat, 24 hour / 7 day weekly programmable timer, countdown timer and basic timer function, 'Fan Only' setting for cool air use during warmer months, oscillation function, long range remote control, Open Window Detection, Clear LCD Display