Abstract: A shampoo or massage device includes a pistol grip handle having therein rechargeable batteries. A housing perpendicular to the handle includes partition walls providing a plurality of axially spaced cavities or compartments in which a dc motor, a gear reduction unit and a rotary-to-reciprocating conversion unit are mounted. The cavities housing the batteries, motor and gear reduction unit are sealed against the entry of moisture. A body engaging assembly or brush is mounted on the output of the rotary-to-reciprocating conversion unit and carries a plurality of fingers generally parallel to the housing axis.