... output) FDA approval 4 massage pads small case TENS electrotherapy device ------Body healtcare massager (two output,6 modes, 4 massage pads ... intensity, Rechargeable Lithium battery6 massage modes ( Pushing, Acupuncture, Tapping, Scraping, Cupping, Random)Adjustable timer for your convenience (10-60 minutes), USB ... fatigue and pain caused by long-time work TENS electrotherapy device