Cypress Sterile Gauze Sponge, 4 x 4 Inch, 1 Case of 1280 30 40 Below Knee and memory Sterilization and memory * 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 * 4 x 4 inches long staple yarn for enhanced absorbency and purity