Jastek via Amazon offers the Jastek 60,000mAh Portable Power Bank for $229.99. Coupon code "7952H53U" cuts the price to $195.49. With free shipping, that's $2 under our mention from two weeks ago, $35 off list, and the lowest price we could find. It features four smart fast-charging USB ports and two 110-240V receptacles for devices up to 600 watts. Deal ends May 27.