Sams club has what seems to be a rather elaborate unit at $49.95, thermostat up to 155 deg and it's 500 watts, Nesco brand: http://www.samsclub.com/eclub/main_shopping.jsp?n=0&oidPath=0%3a-19424%3 a-19429%3a-20326%3a639370&coe=0&BV_SessionID=_SC_0181460635.1026172942_C S_&BV_EngineID=ccdhadcfijlffekcfkfcfkjdgoodfkg.0