Amazon has the Innogie 10400mah AlienPower Dual Portable Power Bank for a low $11.99 after coupon code: 9XC9OCEO (Exp Soon). Free Shipping over $35 or free with Amazon Prime. Tax in many states.

What makes this deal hot:
You save 60% off the price! That's currently the cheapest 10400mAh power bank of any brand we could find.

What this does & Why you need it:
The Massive 10400mAh is enough power to recharge most smartphones about 4-5 times
Small compact design
Texas Instrument Battery Management IC w/ 9 levels of protection
Up to 93% energy conversion rate
LG 18650 Grade-A battery cells (UL 1624 certified) for reliability, safety
Alien Face Design on Top
1000 charge/discharge cycles guaranteed; 2 Year Warranty