No outlet? No problem. The LifeActiv Power Pack delivers a jolt of energy when your device hits the wall. Whether your two days deep on a backpacking trek or ten hours away from landing in Bali, the Power Pack's 10,000-mAh core keeps your batteries ggassed up and raring to go. Sealed from the elements and safe from drops, it's ready for the roughest missions. And the built in LED flashlight is perfect for when you need a little illumination.