Watch those electric bills go down. Eco-smart technology reduces the amount of electricity used by 25%. Pre-programmed, four-hour cycle continually alternates between 1,500 watts and 1,000 watts. The heater runs on full power (1,500 watts) for 10 minutes and then switches to 1,000 watt power for 20 minutes. After the four-hour cycle has been completed, watt saver timer automatically shuts off heater. Safety Features: Tip-Over Protection; Auto Overheat Protection; Setting Range: 1000 W - 1500 W; Case: Cool Touch Plastic; Oscillation: No.