Convectair Apero 240v 1,750w Electric Space Heater The easy to use control panel is located on the top right hand side of the unit providing "+" and "-" keys to set the temperature and lock the controls. The Convectair Apero provides five optional operating modes  comfort, economy, frost protection, heat off, program (if connected to a programmer.) This natural convection heater has a 240V connection; 60 cycles with flexible cord connection, including junction box cover. The Apero provides a manual reset overheat protection for thermal protection and a built-in electronic proportional-action thermostat  ultra-precise to 1/5F This natural convection heater has a 240V connection; 60 cycles with flexible cord connection, including junction box cover. The Convectair Apero series is compatible with accessory programmer 7392-FP and the Apero Wall Mount Controller Z000-900-002 (not included).