Using a mobile phone or any other internet enabled device any passer-by or medic can find information the youve chosen to disclose including allergies, medication, known medical conditions and emergency contacts. It will even send a text message to your next of kin when it is scanned to tell them something is wrong. Allows the owner to store almost unlimited amounts of information on themselves and can be updated as often as you like. Allows paramedics to see your medical information as well as your emergency contacts. Batteries not included.