Convectair Apero 240v 500w Heater The Convectair 7359-C05-BB Apero features quick mounted surface installation with an easy snap-on bracket that also serves as a marking template. The Apero provides a manual reset overheat protection for thermal protection and a built-in electronic proportional-action thermostat  ultra-precise to 1/5F The easy to use control panel is located on top right hand side of the unit providing "+" and "-" keys to set the temperature and lock the controls. Provides five optional operating modes  comfort, economy, frost protection, heat off, program (if connected to a programmer). The Convectair Apero series is compatible with accessory programmer 7392-FP and the Apero Wall Mount Controller Z000-900-002 (not included). Convectair products produce incomparable comfort using minimal energy with unrivaled efficiency resulting in substantial energy savings.