Geepas PTC Fan Heater is an energy-efficient ceramic heating element powered by an advanced PTC ceramic heating technology. It has 2 settings, high heat (1500W) and low heat (1000W), plus a fan only option to quickly eliminate cold spots in your desk, office, room, and home. It comes with a built-in thermostat and tip-over protection and automatic overheat protection. When it turns off, the PTC will stop heating immediately, wait for 15 seconds for PTC to cool down while the fan still blows air before completely stopping. This small space heater is ideal for home, office, desktop, and indoor use.