KIT INCLUDES 1 FDA cleared Class II OTC HealthmateForever HM6GL electro Therapy device (combined TENS unit and Muscle Stimulator), 4 piece self-adhesive conductive reusable gel pads, 2 sets of electrode wires (2.5mm plug), 1 USB Charger/Wall Unit (international travel charger 110V - 240V), 1 Pads holder, Operating Manual, Acupuncture placement point chart, Lifetime Warranty Card, BONUS: Free Educational Reference Booklet FEATURES - 6 preprogrammed massage modes in a rectangle design. Tuina (Push & Pull), Acupuncture, Tapping, Guasha (Scraping), Body Building, Combination. Adjustable 10-60 minute time. 20 levels of adjustable intensity. Allows 4 pads to be applied to the two different targeted areas at the same time. Rechargeable internal lithium battery? up to 10 hours of continuous use and a Pause Button.