36 Modes Tens Unit Muscle Stimulator Rechargeable Electric Pulse Massager for Pain Relief Therapy Massage with 10 Electrode Pads Description of the Device TENS and Muscle Stimulator Massager is a portable and DC3.7V battery powered multifunctional device, offering both Transcutaneous Electrical Nerve Stimulation(TENS)and Electric Muscle Stimulation(EMS) in one device. TENS (Transcutaneous Electric Nerve Stimulation):To be used for temporary relief of pain associated with sore and aching muscles in the shoulder, waist, back, upper extremities (arms),and lower extremities (leg) due to strain from exercise or normal household work activities. EMS (Electric Muscle Stimulation):It is intended to be used to stimulate healthy muscles in order to improve and facilitate muscle performance. The device has 36 operation programs, which can give certain electrical pulses through electrode adhesive pads to the suggested area of the body where the electrodes are placed. The electronic stimulatory module has the operating elements of an On/Off Switch, LCD display screen, Pause button, Intensity buttons, A.B channel buttons, T button, M button, Output ports, and USB port for battery charging. The LCD display screen can show time remaining of an application program, pause state, battery power, program icons, output channel and intensity. The device is equipped with accessories of electrode pads, electrode cables, and one USB cable.The electrode cables are used to connect the pads to the device; the USB cable is used to connect the charger and the built-in lithium battery. _x000D_