FUJITRONIC FH-100 MOKA HEATER USES FIVE LAYERS OF MOKA FOIL HEATING ELEMENT TO SAVE 20 PERCENT ON HEATING COSTS COMPARED TO A TRADITIONAL OIL-FILLED HEATER!This heater literally makes no noise at all, so you can leave it on while working without being annoyed or disturbed. The adjustable thermostat and 10 hour shut-off timer keep this heater working to keep you as warm as possible at just the right temperature! The FH-100 is also lightweight for easy portability, with convenient cord storage for when you are not using it. Order your energy-saving Fujitronic FH-100 to save money, warm your home, and promote a healthy environment this winter.