The Lifesaver Emergency Cell Phone is a cell phone designed for use by individuals with cognitive, fine motor, or mobility disabilities. This phone is equipped with a large red button which, when pressed, automatically connects to 911 emergency personnel. Adding a SIM card (not included) enables the user to make calls like any other cell phone. The phone also has a built-in GPS locator to enable responders to locate the user. POWER: Uses the included long-life, Lithium battery. The battery is designed to maintain it charge for 15 years.