LifeSaber: The Personal Emergency Generator

NEVER RUN OUT OF POWER: “An Inexhaustible Energy Supply for Wilderness Survival“ For many of us, the mobile phone has become the most essential tool in an emergency. But when it runs out of power, there’s no way to call for help when you most need it. You can carry a spare battery, but that’s usually only good for a single charge (assuming the battery hasn’t already gone dead). Solar chargers are great, if you have the time and the sun is shining. There are also the old-fashioned ’crank’ generators, but