iTech Deals offers the Yobi Barre 13,000mAh Power Bank with Dual USB Output in four colors (Blue pictured) for $16.99. Coupon code "DEALNEWS4" cuts it to $12.99. With free shipping, that's the lowest total price we could find for a similar power bank elsewhere by $3. It features an LCD screen, flashlight, and micro USB cable. Deal ends May 15.