Optimus Portable Utility Heater with Thermostat, Grey 2 heat settings: 1300W & 1,500W 4-Position function switch (off/fan/low/high) Automatic thermostat control Tip-over safety switch Internal heat-limiting thermostat with thermal cutoff safety device Portable utility heater with automatic thermostat control 4-position function switch for off, fan only, low heat, or high heat Tip-over safety switch; internal heat-limiting thermostat; overheat protection circuit Power indicator light; built-in carrying handle; heavy-gauge sheet-metal cabinet Measures approximately 10 by 8 by 14 inches; 1-year limited warranty