Advanced Personal Heater : The unit is a compact, ceramic-element space heater. Great for middle, small personal spaces such as in an office (under your feet while you work), or a bedroom. Different settings give varied amounts of heat and give users much more control over their personal comfort. Thermostat Control : An easy-to-use adjustable thermostat is built into the small heater. The thermostat keeps it comfortably warm and saves you money on heating bills in the winter. Lightweight and easy to use.