High frequency, electrotherapy, vacuum, spray and galvanic Multifunctional and effective Safe to use and durable High ... the following functions: High frequency electrotherapy, Vacuum, Spray and Galvanic induct and educe.Main Functions:1. High frequency electrotherapy. The ... steam then spray. It is more normative and bygeian.4. Galvanic induct and educe. In accordance with opposites attract principle, ...