Castle 12327 Serenity Wood Pellet Stove with Smart Controller Reinvent the way you heat your home with Castle's Serenity wood pellet stove and new Smart Controller The Smart Controller allows you to choose manual, thermostat, and weekly operational modes to heat your home on your schedule, Along with calendar and time based heating options, you can also set a local thermostat or manually set it on one of five burn levels As with any Castle Pellet Stove, you'll experience affordability, style, and practicality. Its space-saving shape and attractive design will make it a welcomed addition to any room, and with the new Smart Controller, heating your home efficiently on your terms has never been easier The Serenity Stove is designed to be easy to clean - there are no tubes, corrugations, or hidden chambers Operating Wattage 77 Watts (W), Voltage 120 Volts (V), Greater than 69.8% thermal efficiency, 1500 square feet heating capacity