Features: The low frequency treatment is by rhythm and soft impetus Choice by 6 modes with simple operation Muscle Stimulation Fat Burning Betterment of muscular paralysis Relieving sympton of tighten shoulder， waist and back Need AAA batteries (Not included) Size: Section ordinaire:Ordinary box Luxury models:Gift box Effect: Relieving symptom for tighten shoulder， waist and back Betterment of muscular paralysis Massage effect Betterment of diet Package Contents: 1 x Abdomen pad 1 x Patch 1 x User Manual