OVERVIEW: Pack the essentials for every trip including OtterBox Power Pack. As the saying goes, it?s ?90% preparation and 10% perspiration. and that's what you can count on when you pack along OtterBox Power Pack. Available in two sizes, 10,000 mAh and 20,000 mAh, you?re prepared to power up anywhere you go. Battery Capacity 10,000 mAh and 20,000 mAh; Durable synthetic rubber exterior; Battery Status indicator and high speed charging; USB ports connect to chargers and devices; Dust and splash...