Lasko 5624 Low Profile Room Space Heater, Black-Features Natural Convention Heat for Silent Operation Natural Convection Heat - or radiant heat, gives this electric space heater the ability to circulate heat silently throughout the room. This makes the heater ideal for the bedroom and around the house. Adjustable Thermostat - allows you to adjust the heater's 1500 watt ceramic heating element. With digital temperature settings you can select the temperature you desire. The thermostat can be set in Celsius or Fahrenheit. Built-in Timer - can be programmed from 1 hour to 8 hours. Simply press the timer button on the digital control panel to easily program the timer in 1 hour intervals. Once the timer is set the heater will automatically shut off after the programmed time. Built-in Safety Features - overheat protection ensures the space heater does not overheat even if left on for an extended amount of time. While a tip-over switch automatically turns off the heater if knocked over. Fully Assembled - allows you to take the heater out of the box and have it working in minutes. Simply plug the heater into a wall outlet, adjust the thermostat, and enjoy the warmth from your new Lasko space heater.