Thermo Cube TC-3 Controlled Outlet, 15 A, 120 V

The Thermo Cube® is a unique temperature controlled electrical device. It operates with any 15 A 120 V electric heater or fan and plugs directly into a standard outlet. It is thermostatically controlled and turns the power on and off automatically, according to outside ambient air temperature. Finest of all it saves money by using power only when the temperatures require.