• Always wash your feet before using the unit. If you are suffering from a foot infectionor other skin disease, you may cause infection to other people.• When the unit is used by several people, wipe the unit with a damp clothmoistened with mild detergent post using it. Once done wipe it dry.• Do not use this unit for purposes other than described in this manual.• As this unit is a precision instrument, do not drop, vibrate, or apply strong shock.4