This heavy duty, hospital grade unit includes an energy efficient design with extra insulation; thermoplastic control to maintain a medically prescribed temperature; a safe melt system for 24 hour operation; a larger size to comfortably fit hands, feet, elbows and; CE/CETL listings for quality and safety. Includes 2.72kg (6lb) of triple filtered, therapeutic paraffin. Lifetime manufacturer’s guarantee. 1 year Patterson Medical Warranty. AA9713A Therabath with BS1363 UK Adaptor AA9713B Therabeth with EU CEE7 EU Adaptor