KIT INCLUDES 1 FDA cleared Class II OTC HealthmateForever PM8 electroTherapy device (combined TENS unit and Muscle Stimulator), 4 piece self-adhesive conductive reusable gel pads, 2 sets of electrode wires (3.5mm plug), 2 AAA Batteries, 1 pads holder, User Manual, Lifetime Warranty Card. FEATURES - 8 preprogrammed therapeutic modes. 3 standard modes: Tapping, Tuina (Push/Pull), and Cupping. 5 customized modes that target Shoulder, Abs or Lower back, Arms, Knee, and Legs. With a 60 minute adjustable timer. 10 levels of adjustable frequency and 10 levels of adjustable intensity. Simultaneous dual output design. Allows 4 pads to be used at the same time. Powered by 2 AAA batteries. Easy to read animated backlit LCD Display.