Suaoki via Amazon offers the Suaoki D100 26,800mAh Portable Power Bank for $139.99. Coupon code "ICAT6KLH" cuts it to $99.39. With free shipping, that's $41 off list and the lowest price we could find. It features two Quick Charge 3.0 USB-A ports and one USB-C port with USB Power Delivery. Deal ends May 20.