... when the massager is placed directly on the diseased parts and through the regular contraction of the muscle of the diseased ... parts.Its Therapeutic Objects are pains and aches in the neck, shoulder, arm, back, waist, sacrum, ... lithium battery.* 6 massage modes: pushing, acupuncture,tapping, scrapping, cupping and random* 10 levels of intensity for choise* adjustable timer: 10 ...