... voltage. 2.With far infrared heat treatment, BL-F health device has microcomputer numeral display,eight methord output ... ion-inducted reflexotherapy through hands and feet, Magnetic Therapeutic Apparatus continually outputs electric current in frequency conversion to the ... , Constipation, Nausea Vomiting, Gout and etc. Specifications : Model BL-F Power source AC220V(50Hz)+-10% or AC110V(50Hz) +-10% ...