Optimus H-7100 Portable Utility / Shop Heater with Thermostat Feature: Heat Settings (750 and 1500 watts) Fan Only Setting Ceramic PTC Heating Element Metal Structure Body Internal Heat Limiting Thermostat Overheat Protection Circuit and Over Heat Alert Light Thermal Cut-off Safety Device Power Indicator Light Radiator Material: Ceramic Labor: 3 years limited Parts: 3 years limited