Ultima OTC TENS Device Black Nerve Sensory Eval therapy system includes three 6 1 gram contains bacitracin therapy system includes three 6 x 9 cold packs 9 x 20 fabric cover divided in three sections to hold each cold pack securely and a wide fully removable elastic strap with Velcro© fasteners on each end *Generous size for large areas such as the back hip or abdomen *Ice It * Provide support while walking * STANDOUT FEATURES OF THE DEVICE: It's convenient to have a unit with professional quality medical electrodes but it needs to be easy to use for the average person * Have no fear the Ultima OTC has an easy to read backlit LCD screen that clearly shows text and body diagram * Pause and play buttons let you start and stop treatment as needed while the front closing door protects the controls so you won't accidentally change the settings while you use the device * 1 Year Warranty * Comes with 2 AA batteries * Through the use of the TENS unit electrodes electrical pulses pass through the skin and stimulate the nerves in affected areas