Hand Cranked iPhone Charger - Reactor for iPhone 5 is the first integrated generator and battery case ever created, using an ultra-thin generator to enable users to manually charge the battery of their iPhone 5 when wall outlets are unavailable.
Stable atoms have as many electrons as they do protons. How do these electrons orient themselves around the nucleus? They fill their electron orbitals by the aufbau principle.: The Aufbau Principle - Introduction to the Aufbau Principle