this is 79# new.....A compact, yet powerful heaterSaves valuable floor spaceSingle-button control for safety and convenienceOxygen depletion sensorCertified for indoor useGet the maximum amount of heat and take up a minimum amount of space with this powerful BaseCamp Heater. It puts out an amazing 3,800 BTUs of heat at a 45 angle so the heat is deflected upward toward the user