... battery life, 500,000 continuous reads TechnicalInformationRFID Guard Tour Reader BeSeen-GT04 PhysicalStainlesssteel body, molded rubber handle, super ... waterproof, and can be sealed inside non-metallicmaterial walls; Button, circle, keyring, nail and cylinder-shaped cards used ... cable to connect the computer and the Reader directly and have a data analysis and management. I-Button Guard Tour System