1,PTC heating 2,Oscillating 3,Tip-over switch 4,900W/1500W adjustment 5.Overheat protect Fan heater-1509A1. Portable handle,space saving design2. PP plastic housing 3. Adjustable thermostat 4. Two heat settings plus fan only 5. Overheat safe protection6. Tip-over safe protection7. Air stainer8. PTC Ceramic heating9. Oscillating fan heater-1509A