Acupoints therapy BL-F Bluelight serial products BL-F model (also known as Bluelight diabetes treatment instrument, Bluelight health instrument) contains all functions of previous models, it is widely used in many countries in clinic, hospital and families. 1. Accessories to assist treatment : Electromagnetism Contactor, Electrode Slice, Treating board,,Instruction book and CD . 110V and 220V are ...