How much does this cost to the nearest dollar?

Multifan Single Stage Thermostat,Large
Mechanical thermostat. Easy to install, easy to operate, low investment for simple ventilation control of one fan based on temperature presets. 50/60 Hz compatible. Mechanical thermostat Easy to install, easy to operate, low investment for simple ventilation control of one fan based on temperature presets Item Package Dimension 4.0 L x 4.0 W x 6.0 H Item Package Weight 1.0 lb Brand Multifan, Power Source Corded Electric, Voltage 240 Volts, Shape Square, Display Type Manual, Is Discontinued No, Dimensions 6.2 x 4 x 3 inches; 7.2 Ounces, model number Available August 4, 2011, Manufacturer Vostermans

Price is $78.00

Price: $77.99