Only $10.99 ($21.99 50% off) Fremo P52 5200mAh Power Bank External Battery Charger A/C FS @ Amazon
Compatible with most smartphones,tablets and USB-charged devices
Aluminum casing with A Grade battery cell and premium microchip
Four LED lights reveal how much power you have left
Provide full-speed charges up to 5.1V/2A to all USB enabled devices,input is up to 5V/2A to halve the recharging time
Built-in-short-circuit,over-charge,and temperature protection
Product Link: http://www.amazon.com/dp/product/B00MHI7EAM
The Coupon Code is SPBZMMSO