Surge Pro Store via Amazon offers the NTonpower Portable Generator for $179.99. Coupon code "KN6VUT5P" cuts it to $147.59. With free shipping, that's $152 off list and the lowest price we could find. It features a 47,250mAh capacity, LED display, four USB charging ports, three DC outputs, one 115-volt AC outlet, laptop adapter, car charger, and smart protection. Deal ends October 30.