Amazon offers the Unifun 20000mAh Dual-USB 2A Power Bank for a low $14.99 after $2 coupon code "M6ZJJYHR" plus FREE shipping on orders above $49 or with Amazon Prime. Limited time offer.

You save $35 off the price! That's one of the lowest priced 20000mAh Power Banks we could find. This has a 3.9 out of 5 star rating with over 100 reviews.

• Super-fast charge dual USB output (5V / 2A,5V / 1A ) allow simultaneous charging
• 4 blue LED indicators to display the remaining power
• Circuit design protects against short circuiting, over-heating, over-currents, and over-charging