HealthPort BioAnologics Patient Electrode Sensor Test Kit, Part # SEN-0025-0, 25 kits/carton || Each kit contains 100 tab electrodes and 26 alcohol pads. The electrodes are used to measure bodyfat analysis. The alcohol pads (non-sterile) are used for cleaning the skin to help the electrodes adhere better. There are no instructions for use with the kit.