Home massage just like the profesional. An absolute must for active people positive massage motion through fingertips to scaalp, face, neck, arms, legs and body increase circulation, soothes nerves, relaxes muscles and eases pain or tension. Thick spong rubber cushion shock proofs hand. AC/DC motor for use anywhere. Designed with powerful floating action to provide a positive massage through the fingertips to scalp, face and neck, built for years of trouble-free service, can be run for long period of time without overheating. How to attach to hand :- with palm of hand down, insert all four fingers into the rear spring strap. Either hand can be used. Insert the two middle fingers only into the front spring strap. Push machine back on hand so that the fount small rubber pad is just back of the second joints of the middle fingers. The small vibrating rubber pad transmits the vibrations to these fingers.