Amazon has the Anker Astro 15,000 mAh battery in black or white for $49.99 (half off list). Coupon code ANKER40W at checkout to drops it to $42.49 with free shipping. This massive battery can fully recharge many iPads and iPhones and also features a LED light on the front as well as status indicators. It gets 4.5/5 star ratings from Amazon reviewers.
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